From e8380c6e23d49d4e91ef521bdb6b7e290e3542ee Mon Sep 17 00:00:00 2001
From: Zin Bo Thit <zinbothit.git@gmail.com>
Date: Wed, 28 Jan 2026 09:53:14 +0630
Subject: [PATCH] Project initialize

---
 .gitignore                                    |   23 +
 Gemfile                                       |   57 +
 Gemfile.lock                                  |  235 ++++
 README.md                                     |   24 +
 Rakefile                                      |    6 +
 app/assets/config/manifest.js                 |    3 +
 app/assets/images/.keep                       |    0
 app/assets/javascripts/application.js         |   15 +
 app/assets/javascripts/cable.js               |   13 +
 app/assets/javascripts/channels/.keep         |    0
 app/assets/javascripts/departments.coffee     |    3 +
 app/assets/javascripts/tasks.coffee           |   25 +
 app/assets/stylesheets/application.css        | 1101 +++++++++++++++++
 app/assets/stylesheets/departments.scss       |    3 +
 app/assets/stylesheets/tasks.scss             |    3 +
 app/channels/application_cable/channel.rb     |    4 +
 app/channels/application_cable/connection.rb  |    4 +
 app/controllers/application_controller.rb     |   19 +
 app/controllers/concerns/.keep                |    0
 .../concerns/authorization_concern.rb         |   56 +
 app/controllers/departments_controller.rb     |   61 +
 app/controllers/tasks_controller.rb           |  116 ++
 app/helpers/application_helper.rb             |    2 +
 app/helpers/departments_helper.rb             |    2 +
 app/helpers/tasks_helper.rb                   |    2 +
 app/jobs/application_job.rb                   |    2 +
 app/mailers/application_mailer.rb             |    4 +
 app/models/application_record.rb              |    3 +
 app/models/concerns/.keep                     |    0
 app/models/department.rb                      |   20 +
 app/models/task.rb                            |  105 ++
 app/models/task_activity.rb                   |    4 +
 app/models/user.rb                            |   45 +
 app/views/departments/create.html.erb         |    2 +
 app/views/departments/destroy.html.erb        |    2 +
 app/views/departments/edit.html.erb           |   31 +
 app/views/departments/index.html.erb          |   36 +
 app/views/departments/new.html.erb            |   31 +
 app/views/departments/show.html.erb           |   40 +
 app/views/departments/update.html.erb         |    2 +
 app/views/devise/confirmations/new.html.erb   |   16 +
 .../mailer/confirmation_instructions.html.erb |    5 +
 .../devise/mailer/email_changed.html.erb      |    7 +
 .../devise/mailer/password_change.html.erb    |    3 +
 .../reset_password_instructions.html.erb      |    8 +
 .../mailer/unlock_instructions.html.erb       |    7 +
 app/views/devise/passwords/edit.html.erb      |   25 +
 app/views/devise/passwords/new.html.erb       |   16 +
 app/views/devise/registrations/edit.html.erb  |   43 +
 app/views/devise/registrations/new.html.erb   |   48 +
 app/views/devise/sessions/new.html.erb        |   30 +
 .../devise/shared/_error_messages.html.erb    |   15 +
 app/views/devise/shared/_links.html.erb       |   25 +
 app/views/devise/unlocks/new.html.erb         |   16 +
 app/views/layouts/application.html.erb        |   49 +
 app/views/layouts/mailer.html.erb             |   13 +
 app/views/layouts/mailer.text.erb             |    1 +
 app/views/tasks/_form.html.erb                |   71 ++
 app/views/tasks/_task.html.erb                |   58 +
 app/views/tasks/create.html.erb               |    2 +
 app/views/tasks/dashboard.html.erb            |  128 ++
 app/views/tasks/destroy.html.erb              |    2 +
 app/views/tasks/edit.html.erb                 |   16 +
 app/views/tasks/index.html.erb                |   94 ++
 app/views/tasks/show.html.erb                 |   41 +
 app/views/tasks/update.html.erb               |    2 +
 app/views/tasks/update.js.erb                 |   22 +
 bin/bundle                                    |    3 +
 bin/rails                                     |    4 +
 bin/rake                                      |    4 +
 bin/setup                                     |   38 +
 bin/update                                    |   29 +
 bin/yarn                                      |   11 +
 config.ru                                     |    5 +
 config/application.rb                         |   18 +
 config/boot.rb                                |    3 +
 config/cable.yml                              |   10 +
 config/database.yml                           |   25 +
 config/environment.rb                         |    5 +
 config/environments/development.rb            |   57 +
 config/environments/production.rb             |   91 ++
 config/environments/test.rb                   |   42 +
 .../application_controller_renderer.rb        |    6 +
 config/initializers/assets.rb                 |   14 +
 config/initializers/backtrace_silencers.rb    |    7 +
 config/initializers/cookies_serializer.rb     |    5 +
 config/initializers/devise.rb                 |  313 +++++
 .../initializers/filter_parameter_logging.rb  |    4 +
 config/initializers/inflections.rb            |   16 +
 config/initializers/mime_types.rb             |    4 +
 config/initializers/wrap_parameters.rb        |   14 +
 config/locales/devise.en.yml                  |   65 +
 config/locales/en.yml                         |   33 +
 config/puma.rb                                |   56 +
 config/routes.rb                              |   21 +
 config/secrets.yml                            |   32 +
 config/spring.rb                              |    6 +
 db/migrate/20260120093711_create_tasks.rb     |   10 +
 ...20260120101432_add_description_to_tasks.rb |    5 +
 .../20260121074647_create_departments.rb      |   11 +
 db/migrate/20260121074803_create_users.rb     |   14 +
 .../20260121075301_add_devise_to_users.rb     |   39 +
 ...60122034424_add_company_fields_to_tasks.rb |   13 +
 .../20260122043706_create_task_activities.rb  |   12 +
 db/schema.rb                                  |   84 ++
 db/seeds.rb                                   |  127 ++
 lib/assets/.keep                              |    0
 lib/tasks/.keep                               |    0
 log/.keep                                     |    0
 package.json                                  |    5 +
 public/404.html                               |   67 +
 public/422.html                               |   67 +
 public/500.html                               |   66 +
 public/apple-touch-icon-precomposed.png       |    0
 public/apple-touch-icon.png                   |    0
 public/favicon.ico                            |    0
 public/robots.txt                             |    1 +
 test/application_system_test_case.rb          |    5 +
 test/controllers/.keep                        |    0
 .../departments_controller_test.rb            |   50 +
 test/controllers/tasks_controller_test.rb     |   74 ++
 test/fixtures/.keep                           |    0
 test/fixtures/departments.yml                 |    7 +
 test/fixtures/files/.keep                     |    0
 test/fixtures/task_activities.yml             |   13 +
 test/fixtures/tasks.yml                       |   24 +
 test/fixtures/users.yml                       |   22 +
 test/helpers/.keep                            |    0
 test/integration/.keep                        |    0
 test/mailers/.keep                            |    0
 test/models/.keep                             |    0
 test/models/department_test.rb                |    7 +
 test/models/task_activity_test.rb             |    7 +
 test/models/task_test.rb                      |   41 +
 test/models/user_test.rb                      |    7 +
 test/system/.keep                             |    0
 test/test_helper.rb                           |   13 +
 tmp/.keep                                     |    0
 vendor/.keep                                  |    0
 139 files changed, 4599 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Gemfile
 create mode 100644 Gemfile.lock
 create mode 100644 README.md
 create mode 100644 Rakefile
 create mode 100644 app/assets/config/manifest.js
 create mode 100644 app/assets/images/.keep
 create mode 100644 app/assets/javascripts/application.js
 create mode 100644 app/assets/javascripts/cable.js
 create mode 100644 app/assets/javascripts/channels/.keep
 create mode 100644 app/assets/javascripts/departments.coffee
 create mode 100644 app/assets/javascripts/tasks.coffee
 create mode 100644 app/assets/stylesheets/application.css
 create mode 100644 app/assets/stylesheets/departments.scss
 create mode 100644 app/assets/stylesheets/tasks.scss
 create mode 100644 app/channels/application_cable/channel.rb
 create mode 100644 app/channels/application_cable/connection.rb
 create mode 100644 app/controllers/application_controller.rb
 create mode 100644 app/controllers/concerns/.keep
 create mode 100644 app/controllers/concerns/authorization_concern.rb
 create mode 100644 app/controllers/departments_controller.rb
 create mode 100644 app/controllers/tasks_controller.rb
 create mode 100644 app/helpers/application_helper.rb
 create mode 100644 app/helpers/departments_helper.rb
 create mode 100644 app/helpers/tasks_helper.rb
 create mode 100644 app/jobs/application_job.rb
 create mode 100644 app/mailers/application_mailer.rb
 create mode 100644 app/models/application_record.rb
 create mode 100644 app/models/concerns/.keep
 create mode 100644 app/models/department.rb
 create mode 100644 app/models/task.rb
 create mode 100644 app/models/task_activity.rb
 create mode 100644 app/models/user.rb
 create mode 100644 app/views/departments/create.html.erb
 create mode 100644 app/views/departments/destroy.html.erb
 create mode 100644 app/views/departments/edit.html.erb
 create mode 100644 app/views/departments/index.html.erb
 create mode 100644 app/views/departments/new.html.erb
 create mode 100644 app/views/departments/show.html.erb
 create mode 100644 app/views/departments/update.html.erb
 create mode 100644 app/views/devise/confirmations/new.html.erb
 create mode 100644 app/views/devise/mailer/confirmation_instructions.html.erb
 create mode 100644 app/views/devise/mailer/email_changed.html.erb
 create mode 100644 app/views/devise/mailer/password_change.html.erb
 create mode 100644 app/views/devise/mailer/reset_password_instructions.html.erb
 create mode 100644 app/views/devise/mailer/unlock_instructions.html.erb
 create mode 100644 app/views/devise/passwords/edit.html.erb
 create mode 100644 app/views/devise/passwords/new.html.erb
 create mode 100644 app/views/devise/registrations/edit.html.erb
 create mode 100644 app/views/devise/registrations/new.html.erb
 create mode 100644 app/views/devise/sessions/new.html.erb
 create mode 100644 app/views/devise/shared/_error_messages.html.erb
 create mode 100644 app/views/devise/shared/_links.html.erb
 create mode 100644 app/views/devise/unlocks/new.html.erb
 create mode 100644 app/views/layouts/application.html.erb
 create mode 100644 app/views/layouts/mailer.html.erb
 create mode 100644 app/views/layouts/mailer.text.erb
 create mode 100644 app/views/tasks/_form.html.erb
 create mode 100644 app/views/tasks/_task.html.erb
 create mode 100644 app/views/tasks/create.html.erb
 create mode 100644 app/views/tasks/dashboard.html.erb
 create mode 100644 app/views/tasks/destroy.html.erb
 create mode 100644 app/views/tasks/edit.html.erb
 create mode 100644 app/views/tasks/index.html.erb
 create mode 100644 app/views/tasks/show.html.erb
 create mode 100644 app/views/tasks/update.html.erb
 create mode 100644 app/views/tasks/update.js.erb
 create mode 100755 bin/bundle
 create mode 100755 bin/rails
 create mode 100755 bin/rake
 create mode 100755 bin/setup
 create mode 100755 bin/update
 create mode 100755 bin/yarn
 create mode 100644 config.ru
 create mode 100644 config/application.rb
 create mode 100644 config/boot.rb
 create mode 100644 config/cable.yml
 create mode 100644 config/database.yml
 create mode 100644 config/environment.rb
 create mode 100644 config/environments/development.rb
 create mode 100644 config/environments/production.rb
 create mode 100644 config/environments/test.rb
 create mode 100644 config/initializers/application_controller_renderer.rb
 create mode 100644 config/initializers/assets.rb
 create mode 100644 config/initializers/backtrace_silencers.rb
 create mode 100644 config/initializers/cookies_serializer.rb
 create mode 100644 config/initializers/devise.rb
 create mode 100644 config/initializers/filter_parameter_logging.rb
 create mode 100644 config/initializers/inflections.rb
 create mode 100644 config/initializers/mime_types.rb
 create mode 100644 config/initializers/wrap_parameters.rb
 create mode 100644 config/locales/devise.en.yml
 create mode 100644 config/locales/en.yml
 create mode 100644 config/puma.rb
 create mode 100644 config/routes.rb
 create mode 100644 config/secrets.yml
 create mode 100644 config/spring.rb
 create mode 100644 db/migrate/20260120093711_create_tasks.rb
 create mode 100644 db/migrate/20260120101432_add_description_to_tasks.rb
 create mode 100644 db/migrate/20260121074647_create_departments.rb
 create mode 100644 db/migrate/20260121074803_create_users.rb
 create mode 100644 db/migrate/20260121075301_add_devise_to_users.rb
 create mode 100644 db/migrate/20260122034424_add_company_fields_to_tasks.rb
 create mode 100644 db/migrate/20260122043706_create_task_activities.rb
 create mode 100644 db/schema.rb
 create mode 100644 db/seeds.rb
 create mode 100644 lib/assets/.keep
 create mode 100644 lib/tasks/.keep
 create mode 100644 log/.keep
 create mode 100644 package.json
 create mode 100644 public/404.html
 create mode 100644 public/422.html
 create mode 100644 public/500.html
 create mode 100644 public/apple-touch-icon-precomposed.png
 create mode 100644 public/apple-touch-icon.png
 create mode 100644 public/favicon.ico
 create mode 100644 public/robots.txt
 create mode 100644 test/application_system_test_case.rb
 create mode 100644 test/controllers/.keep
 create mode 100644 test/controllers/departments_controller_test.rb
 create mode 100644 test/controllers/tasks_controller_test.rb
 create mode 100644 test/fixtures/.keep
 create mode 100644 test/fixtures/departments.yml
 create mode 100644 test/fixtures/files/.keep
 create mode 100644 test/fixtures/task_activities.yml
 create mode 100644 test/fixtures/tasks.yml
 create mode 100644 test/fixtures/users.yml
 create mode 100644 test/helpers/.keep
 create mode 100644 test/integration/.keep
 create mode 100644 test/mailers/.keep
 create mode 100644 test/models/.keep
 create mode 100644 test/models/department_test.rb
 create mode 100644 test/models/task_activity_test.rb
 create mode 100644 test/models/task_test.rb
 create mode 100644 test/models/user_test.rb
 create mode 100644 test/system/.keep
 create mode 100644 test/test_helper.rb
 create mode 100644 tmp/.keep
 create mode 100644 vendor/.keep

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..dcc5b36
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,23 @@
+# See https://help.github.com/articles/ignoring-files for more about ignoring files.
+#
+# If you find yourself ignoring temporary files generated by your text editor
+# or operating system, you probably want to add a global ignore instead:
+#   git config --global core.excludesfile '~/.gitignore_global'
+
+# Ignore bundler config.
+/.bundle
+
+# Ignore the default SQLite database.
+/db/*.sqlite3
+/db/*.sqlite3-journal
+
+# Ignore all logfiles and tempfiles.
+/log/*
+/tmp/*
+!/log/.keep
+!/tmp/.keep
+
+/node_modules
+/yarn-error.log
+
+.byebug_history
diff --git a/Gemfile b/Gemfile
new file mode 100644
index 0000000..869e1b2
--- /dev/null
+++ b/Gemfile
@@ -0,0 +1,57 @@
+source 'http://rubygems.org'
+
+git_source(:github) do |repo_name|
+  repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/")
+  "https://github.com/#{repo_name}.git"
+end
+
+
+# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
+gem 'rails', '~> 5.1.0'
+# Use sqlite3 as the database for Active Record
+gem 'sqlite3'
+# Use Puma as the app server
+gem 'puma', '~> 3.7'
+# Use SCSS for stylesheets
+gem 'sass-rails', '~> 5.0'
+# Use Uglifier as compressor for JavaScript assets
+gem 'uglifier', '>= 1.3.0'
+# See https://github.com/rails/execjs#readme for more supported runtimes
+# gem 'therubyracer', platforms: :ruby
+
+# Use CoffeeScript for .coffee assets and views
+gem 'coffee-rails', '~> 4.2'
+# Turbolinks makes navigating your web application faster. Read more: https://github.com/turbolinks/turbolinks
+gem 'turbolinks', '~> 5'
+# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
+gem 'jbuilder', '~> 2.5'
+# Use Redis adapter to run Action Cable in production
+# gem 'redis', '~> 3.0'
+# Use ActiveModel has_secure_password
+gem 'bcrypt', '~> 3.1.7'
+
+# Authentication
+gem 'devise', '~> 4.7'
+
+# Use Capistrano for deployment
+# gem 'capistrano-rails', group: :development
+
+group :development, :test do
+  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
+  gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
+  # Adds support for Capybara system testing and selenium driver
+  gem 'capybara', '~> 2.13.0'
+  gem 'selenium-webdriver'
+end
+
+group :development do
+  # Access an IRB console on exception pages or by using <%= console %> anywhere in the code.
+  gem 'web-console', '>= 3.3.0'
+  gem 'listen', '>= 3.0.5', '< 3.2'
+  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
+  gem 'spring'
+  gem 'spring-watcher-listen', '~> 2.0.0'
+end
+
+# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
+gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]
diff --git a/Gemfile.lock b/Gemfile.lock
new file mode 100644
index 0000000..c67e022
--- /dev/null
+++ b/Gemfile.lock
@@ -0,0 +1,235 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    actioncable (5.1.7)
+      actionpack (= 5.1.7)
+      nio4r (~> 2.0)
+      websocket-driver (~> 0.6.1)
+    actionmailer (5.1.7)
+      actionpack (= 5.1.7)
+      actionview (= 5.1.7)
+      activejob (= 5.1.7)
+      mail (~> 2.5, >= 2.5.4)
+      rails-dom-testing (~> 2.0)
+    actionpack (5.1.7)
+      actionview (= 5.1.7)
+      activesupport (= 5.1.7)
+      rack (~> 2.0)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.2)
+    actionview (5.1.7)
+      activesupport (= 5.1.7)
+      builder (~> 3.1)
+      erubi (~> 1.4)
+      rails-dom-testing (~> 2.0)
+      rails-html-sanitizer (~> 1.0, >= 1.0.3)
+    activejob (5.1.7)
+      activesupport (= 5.1.7)
+      globalid (>= 0.3.6)
+    activemodel (5.1.7)
+      activesupport (= 5.1.7)
+    activerecord (5.1.7)
+      activemodel (= 5.1.7)
+      activesupport (= 5.1.7)
+      arel (~> 8.0)
+    activesupport (5.1.7)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+    addressable (2.8.8)
+      public_suffix (>= 2.0.2, < 8.0)
+    arel (8.0.0)
+    base64 (0.3.0)
+    bcrypt (3.1.21)
+    bindex (0.8.1)
+    builder (3.3.0)
+    byebug (11.1.3)
+    capybara (2.13.0)
+      addressable
+      mime-types (>= 1.16)
+      nokogiri (>= 1.3.3)
+      rack (>= 1.0.0)
+      rack-test (>= 0.5.4)
+      xpath (~> 2.0)
+    childprocess (4.1.0)
+    coffee-rails (4.2.2)
+      coffee-script (>= 2.2.0)
+      railties (>= 4.0.0)
+    coffee-script (2.4.1)
+      coffee-script-source
+      execjs
+    coffee-script-source (1.12.2)
+    concurrent-ruby (1.3.6)
+    crass (1.0.6)
+    date (3.5.1)
+    devise (4.9.4)
+      bcrypt (~> 3.0)
+      orm_adapter (~> 0.1)
+      railties (>= 4.1.0)
+      responders
+      warden (~> 1.2.3)
+    erubi (1.13.1)
+    execjs (2.10.0)
+    ffi (1.17.3)
+    globalid (1.1.0)
+      activesupport (>= 5.0)
+    i18n (1.14.8)
+      concurrent-ruby (~> 1.0)
+    jbuilder (2.13.0)
+      actionview (>= 5.0.0)
+      activesupport (>= 5.0.0)
+    listen (3.1.5)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+      ruby_dep (~> 1.2)
+    logger (1.7.0)
+    loofah (2.25.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.12.0)
+    mail (2.9.0)
+      logger
+      mini_mime (>= 0.1.1)
+      net-imap
+      net-pop
+      net-smtp
+    method_source (1.1.0)
+    mime-types (3.7.0)
+      logger
+      mime-types-data (~> 3.2025, >= 3.2025.0507)
+    mime-types-data (3.2026.0113)
+    mini_mime (1.1.5)
+    mini_portile2 (2.8.9)
+    minitest (5.25.4)
+    net-imap (0.3.9)
+      date
+      net-protocol
+    net-pop (0.1.2)
+      net-protocol
+    net-protocol (0.2.2)
+      timeout
+    net-smtp (0.5.1)
+      net-protocol
+    nio4r (2.7.5)
+    nokogiri (1.13.10-x86_64-linux)
+      racc (~> 1.4)
+    orm_adapter (0.5.0)
+    public_suffix (5.1.1)
+    puma (3.12.6)
+    racc (1.8.1)
+    rack (2.2.21)
+    rack-test (2.2.0)
+      rack (>= 1.3)
+    rails (5.1.7)
+      actioncable (= 5.1.7)
+      actionmailer (= 5.1.7)
+      actionpack (= 5.1.7)
+      actionview (= 5.1.7)
+      activejob (= 5.1.7)
+      activemodel (= 5.1.7)
+      activerecord (= 5.1.7)
+      activesupport (= 5.1.7)
+      bundler (>= 1.3.0)
+      railties (= 5.1.7)
+      sprockets-rails (>= 2.0.0)
+    rails-dom-testing (2.3.0)
+      activesupport (>= 5.0.0)
+      minitest
+      nokogiri (>= 1.6)
+    rails-html-sanitizer (1.5.0)
+      loofah (~> 2.19, >= 2.19.1)
+    railties (5.1.7)
+      actionpack (= 5.1.7)
+      activesupport (= 5.1.7)
+      method_source
+      rake (>= 0.8.7)
+      thor (>= 0.18.1, < 2.0)
+    rake (13.3.1)
+    rb-fsevent (0.11.2)
+    rb-inotify (0.11.1)
+      ffi (~> 1.0)
+    responders (3.0.1)
+      actionpack (>= 5.0)
+      railties (>= 5.0)
+    rexml (3.4.4)
+    ruby_dep (1.5.0)
+    rubyzip (2.4.1)
+    sass (3.7.4)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sass-rails (5.0.7)
+      railties (>= 4.0.0, < 6)
+      sass (~> 3.1)
+      sprockets (>= 2.8, < 4.0)
+      sprockets-rails (>= 2.0, < 4.0)
+      tilt (>= 1.1, < 3)
+    selenium-webdriver (4.1.0)
+      childprocess (>= 0.5, < 5.0)
+      rexml (~> 3.2, >= 3.2.5)
+      rubyzip (>= 1.2.2)
+    spring (2.1.1)
+    spring-watcher-listen (2.0.1)
+      listen (>= 2.7, < 4.0)
+      spring (>= 1.2, < 3.0)
+    sprockets (3.7.5)
+      base64
+      concurrent-ruby (~> 1.0)
+      rack (> 1, < 3)
+    sprockets-rails (3.2.2)
+      actionpack (>= 4.0)
+      activesupport (>= 4.0)
+      sprockets (>= 3.0.0)
+    sqlite3 (1.6.9)
+      mini_portile2 (~> 2.8.0)
+    thor (1.5.0)
+    thread_safe (0.3.6)
+    tilt (2.7.0)
+    timeout (0.6.0)
+    turbolinks (5.2.1)
+      turbolinks-source (~> 5.2)
+    turbolinks-source (5.2.0)
+    tzinfo (1.2.11)
+      thread_safe (~> 0.1)
+    uglifier (4.2.1)
+      execjs (>= 0.3.0, < 3)
+    warden (1.2.9)
+      rack (>= 2.0.9)
+    web-console (3.7.0)
+      actionview (>= 5.0)
+      activemodel (>= 5.0)
+      bindex (>= 0.4.0)
+      railties (>= 5.0)
+    websocket-driver (0.6.5)
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    xpath (2.1.0)
+      nokogiri (~> 1.3)
+
+PLATFORMS
+  x86_64-linux
+
+DEPENDENCIES
+  bcrypt (~> 3.1.7)
+  byebug
+  capybara (~> 2.13.0)
+  coffee-rails (~> 4.2)
+  devise (~> 4.7)
+  jbuilder (~> 2.5)
+  listen (>= 3.0.5, < 3.2)
+  puma (~> 3.7)
+  rails (~> 5.1.0)
+  sass-rails (~> 5.0)
+  selenium-webdriver
+  spring
+  spring-watcher-listen (~> 2.0.0)
+  sqlite3
+  turbolinks (~> 5)
+  tzinfo-data
+  uglifier (>= 1.3.0)
+  web-console (>= 3.3.0)
+
+BUNDLED WITH
+   2.4.22
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7db80e4
--- /dev/null
+++ b/README.md
@@ -0,0 +1,24 @@
+# README
+
+This README would normally document whatever steps are necessary to get the
+application up and running.
+
+Things you may want to cover:
+
+* Ruby version
+
+* System dependencies
+
+* Configuration
+
+* Database creation
+
+* Database initialization
+
+* How to run the test suite
+
+* Services (job queues, cache servers, search engines, etc.)
+
+* Deployment instructions
+
+* ...
diff --git a/Rakefile b/Rakefile
new file mode 100644
index 0000000..e85f913
--- /dev/null
+++ b/Rakefile
@@ -0,0 +1,6 @@
+# Add your own tasks in files placed in lib/tasks ending in .rake,
+# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
+
+require_relative 'config/application'
+
+Rails.application.load_tasks
diff --git a/app/assets/config/manifest.js b/app/assets/config/manifest.js
new file mode 100644
index 0000000..b16e53d
--- /dev/null
+++ b/app/assets/config/manifest.js
@@ -0,0 +1,3 @@
+//= link_tree ../images
+//= link_directory ../javascripts .js
+//= link_directory ../stylesheets .css
diff --git a/app/assets/images/.keep b/app/assets/images/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
new file mode 100644
index 0000000..46b2035
--- /dev/null
+++ b/app/assets/javascripts/application.js
@@ -0,0 +1,15 @@
+// This is a manifest file that'll be compiled into application.js, which will include all the files
+// listed below.
+//
+// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, or any plugin's
+// vendor/assets/javascripts directory can be referenced here using a relative path.
+//
+// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
+// compiled file. JavaScript code in this file should be added after the last require_* statement.
+//
+// Read Sprockets README (https://github.com/rails/sprockets#sprockets-directives) for details
+// about supported directives.
+//
+//= require rails-ujs
+//= require turbolinks
+//= require_tree .
diff --git a/app/assets/javascripts/cable.js b/app/assets/javascripts/cable.js
new file mode 100644
index 0000000..739aa5f
--- /dev/null
+++ b/app/assets/javascripts/cable.js
@@ -0,0 +1,13 @@
+// Action Cable provides the framework to deal with WebSockets in Rails.
+// You can generate new channels where WebSocket features live using the `rails generate channel` command.
+//
+//= require action_cable
+//= require_self
+//= require_tree ./channels
+
+(function() {
+  this.App || (this.App = {});
+
+  App.cable = ActionCable.createConsumer();
+
+}).call(this);
diff --git a/app/assets/javascripts/channels/.keep b/app/assets/javascripts/channels/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/app/assets/javascripts/departments.coffee b/app/assets/javascripts/departments.coffee
new file mode 100644
index 0000000..24f83d1
--- /dev/null
+++ b/app/assets/javascripts/departments.coffee
@@ -0,0 +1,3 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/
diff --git a/app/assets/javascripts/tasks.coffee b/app/assets/javascripts/tasks.coffee
new file mode 100644
index 0000000..aa316fe
--- /dev/null
+++ b/app/assets/javascripts/tasks.coffee
@@ -0,0 +1,25 @@
+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/
+
+# Toggle description field visibility
+@toggleDescription = ->
+  descriptionField = document.getElementById('description-field')
+  toggleText = document.getElementById('toggle-text')
+  
+  if descriptionField.style.display == 'none'
+    descriptionField.style.display = 'block'
+    toggleText.textContent = '- Hide Description'
+  else
+    descriptionField.style.display = 'none'
+    toggleText.textContent = '+ Add Description'
+
+# Show description field if it has content on edit pages
+document.addEventListener 'turbolinks:load', ->
+  descriptionField = document.getElementById('description-field')
+  toggleText = document.getElementById('toggle-text')
+  descriptionTextarea = document.querySelector('.description-textarea')
+  
+  if descriptionTextarea && descriptionTextarea.value.trim() != ''
+    descriptionField.style.display = 'block'
+    toggleText.textContent = '- Hide Description' if toggleText
diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
new file mode 100644
index 0000000..f3bbd04
--- /dev/null
+++ b/app/assets/stylesheets/application.css
@@ -0,0 +1,1101 @@
+/*
+ * This is a manifest file that'll be compiled into application.css, which will include all the files
+ * listed below.
+ *
+ * Any CSS and SCSS file within this directory, lib/assets/stylesheets, or any plugin's
+ * vendor/assets/stylesheets directory can be referenced here using a relative path.
+ *
+ * You're free to add application-wide styles to this file and they'll appear at the bottom of the
+ * compiled file so the styles you add here take precedence over styles defined in any other CSS/SCSS
+ * files in this directory. Styles in this file should be added after the last require_* statement.
+ * It is generally better to create a new file per style scope.
+ *
+ *= require_tree .
+ *= require_self
+ */
+
+body {
+  font-family: Arial, sans-serif;
+  max-width: 600px;
+  margin: 0 auto;
+  padding: 20px;
+}
+
+h1 {
+  color: #333;
+  text-align: center;
+}
+
+.notice {
+  background-color: #d4edda;
+  color: #155724;
+  padding: 10px;
+  margin-bottom: 20px;
+  border-radius: 4px;
+  border: 1px solid #c3e6cb;
+}
+
+.new-task {
+  margin-bottom: 30px;
+}
+
+.field {
+  display: flex;
+  gap: 10px;
+}
+
+.field input[type="text"] {
+  flex: 1;
+  padding: 8px 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 14px;
+}
+
+.field input[type="submit"] {
+  padding: 8px 16px;
+  background-color: #007bff;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+}
+
+.field input[type="submit"]:hover {
+  background-color: #0056b3;
+}
+
+.tasks-list {
+  margin-top: 20px;
+}
+
+.task {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 12px;
+  border: 1px solid #eee;
+  border-radius: 4px;
+  margin-bottom: 8px;
+  background-color: #fff;
+}
+
+.task.completed {
+  background-color: #f8f9fa;
+}
+
+.task.completed .task-title {
+  text-decoration: line-through;
+  color: #6c757d;
+}
+
+.task-content {
+  display: flex;
+  align-items: center;
+  flex: 1;
+}
+
+.task-checkbox {
+  margin-right: 12px;
+}
+
+.task-title {
+  font-size: 16px;
+}
+
+.task-actions {
+  margin-left: 12px;
+}
+
+.delete-btn {
+  color: #dc3545;
+  text-decoration: none;
+  padding: 4px 8px;
+  border: 1px solid #dc3545;
+  border-radius: 3px;
+  font-size: 12px;
+}
+
+.delete-btn:hover {
+  background-color: #dc3545;
+  color: white;
+}
+
+.empty-state {
+  text-align: center;
+  color: #6c757d;
+  font-style: italic;
+  margin-top: 40px;
+}
+
+#error_explanation {
+  background-color: #f8d7da;
+  color: #721c24;
+  padding: 10px;
+  margin-bottom: 20px;
+  border-radius: 4px;
+  border: 1px solid #f5c6cb;
+}
+
+#error_explanation h2 {
+  margin-top: 0;
+  font-size: 16px;
+}
+
+#error_explanation ul {
+  margin-bottom: 0;
+}
+
+/* Authentication Styles */
+.auth-container {
+  max-width: 400px;
+  margin: 50px auto;
+  padding: 30px;
+  background: white;
+  border-radius: 8px;
+  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+}
+
+.auth-form .field {
+  margin-bottom: 20px;
+}
+
+.auth-form label {
+  display: block;
+  margin-bottom: 8px;
+  font-weight: 600;
+  color: #333;
+}
+
+.auth-form input[type="email"],
+.auth-form input[type="password"],
+.auth-form input[type="text"],
+.auth-form select {
+  width: 100%;
+  padding: 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 14px;
+  box-sizing: border-box;
+}
+
+.auth-form .checkbox-field {
+  display: flex;
+  align-items: center;
+  margin-bottom: 20px;
+}
+
+.auth-form .checkbox-field input {
+  margin-right: 8px;
+}
+
+.auth-submit-btn {
+  width: 100%;
+  padding: 12px 20px;
+  background-color: #007bff;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 16px;
+  font-weight: 600;
+  transition: background-color 0.2s;
+}
+
+.auth-submit-btn:hover {
+  background-color: #0056b3;
+}
+
+/* Dashboard Styles */
+.dashboard-container {
+  max-width: 1200px;
+  margin: 0 auto;
+  padding: 20px;
+}
+
+.dashboard-header {
+  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
+  color: white;
+  padding: 30px;
+  border-radius: 8px;
+  margin-bottom: 30px;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.dashboard-header h1 {
+  margin: 0;
+  font-size: 28px;
+}
+
+.user-welcome {
+  text-align: right;
+}
+
+.user-role {
+  background: rgba(255, 255, 255, 0.2);
+  padding: 4px 8px;
+  border-radius: 12px;
+  font-size: 12px;
+  margin-left: 10px;
+}
+
+.user-department {
+  font-weight: 600;
+  margin-left: 5px;
+}
+
+.dashboard-content {
+  display: grid;
+  grid-template-columns: 1fr;
+  gap: 30px;
+}
+
+.stats-section {
+  background: white;
+  padding: 25px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.stats-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  gap: 20px;
+  margin-bottom: 30px;
+}
+
+.stat-card {
+  background: #f8f9fa;
+  padding: 20px;
+  border-radius: 6px;
+  text-align: center;
+  border-left: 4px solid #007bff;
+}
+
+.stat-number {
+  font-size: 32px;
+  font-weight: bold;
+  color: #333;
+  margin-bottom: 5px;
+}
+
+.stat-label {
+  color: #6c757d;
+  font-size: 14px;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+}
+
+.departments-overview,
+.team-overview {
+  margin-top: 30px;
+}
+
+.departments-overview h3,
+.team-overview h3 {
+  color: #333;
+  margin-bottom: 20px;
+  border-bottom: 2px solid #eee;
+  padding-bottom: 10px;
+}
+
+.dept-cards,
+.member-cards {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
+  gap: 15px;
+}
+
+.dept-card,
+.member-card {
+  background: #f8f9fa;
+  padding: 15px;
+  border-radius: 6px;
+  border: 1px solid #e9ecef;
+}
+
+.dept-card h4,
+.member-card .member-name {
+  margin: 0 0 10px 0;
+  color: #007bff;
+  font-size: 16px;
+}
+
+.dept-stats,
+.member-stats {
+  font-size: 14px;
+}
+
+.dept-stats span,
+.member-stats span {
+  display: block;
+  margin-bottom: 5px;
+  color: #6c757d;
+}
+
+.recent-tasks-section {
+  background: white;
+  padding: 25px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.recent-tasks-section h2 {
+  margin-top: 0;
+  margin-bottom: 20px;
+  color: #333;
+  border-bottom: 2px solid #eee;
+  padding-bottom: 10px;
+}
+
+.dashboard-actions {
+  margin-top: 30px;
+  display: flex;
+  gap: 15px;
+  justify-content: center;
+}
+
+.action-btn {
+  padding: 12px 24px;
+  border-radius: 6px;
+  text-decoration: none;
+  font-weight: 600;
+  transition: all 0.2s;
+}
+
+.action-btn.primary {
+  background-color: #007bff;
+  color: white;
+}
+
+.action-btn.primary:hover {
+  background-color: #0056b3;
+}
+
+.action-btn.success {
+  background-color: #28a745;
+  color: white;
+}
+
+.action-btn.success:hover {
+  background-color: #1e7e34;
+}
+
+.action-btn.secondary {
+  background-color: #6c757d;
+  color: white;
+}
+
+.action-btn.secondary:hover {
+  background-color: #545b62;
+}
+
+/* Layout Updates */
+.content-layout {
+  display: grid;
+  grid-template-columns: 250px 1fr;
+  gap: 30px;
+  margin-top: 20px;
+}
+
+.sidebar {
+  background: white;
+  padding: 20px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+  height: fit-content;
+}
+
+.filter-section h3,
+.actions-section h3 {
+  margin-top: 0;
+  margin-bottom: 20px;
+  color: #333;
+  font-size: 16px;
+}
+
+.filter-group {
+  margin-bottom: 20px;
+}
+
+.filter-group label {
+  display: block;
+  margin-bottom: 8px;
+  font-weight: 600;
+  color: #333;
+}
+
+.filter-select {
+  width: 100%;
+  padding: 8px 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 14px;
+}
+
+.main-content {
+  background: white;
+  padding: 25px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.new-task-section {
+  margin-bottom: 30px;
+}
+
+.new-task-section h2,
+.tasks-section h2 {
+  margin-top: 0;
+  margin-bottom: 20px;
+  color: #333;
+}
+
+/* Enhanced Task Styles */
+.task {
+  border-left: 4px solid #ddd;
+  transition: all 0.3s;
+}
+
+.task-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 10px;
+  padding-bottom: 8px;
+  border-bottom: 1px solid #eee;
+}
+
+.task-priority {
+  font-weight: 600;
+  font-size: 14px;
+}
+
+.task-status-badge {
+  color: white;
+  padding: 2px 8px;
+  border-radius: 12px;
+  font-size: 12px;
+  font-weight: 600;
+}
+
+.task-meta {
+  display: flex;
+  gap: 10px;
+  flex-wrap: wrap;
+  margin-top: 10px;
+  padding-top: 10px;
+  border-top: 1px solid #eee;
+}
+
+.department-tag,
+.assignee-tag,
+.created-tag {
+  background: #f8f9fa;
+  padding: 2px 6px;
+  border-radius: 3px;
+  font-size: 11px;
+  color: #6c757d;
+  border: 1px solid #dee2e6;
+}
+
+.department-tag {
+  border-color: #007bff;
+  color: #007bff;
+}
+
+.assignee-tag {
+  border-color: #28a745;
+  color: #28a745;
+}
+
+.created-tag {
+  border-color: #6c757d;
+}
+
+/* Enhanced Form Styles */
+.form-row {
+  margin-bottom: 20px;
+}
+
+.field-group {
+  display: grid;
+  grid-template-columns: 1fr;
+  gap: 15px;
+}
+
+@media (min-width: 768px) {
+  .field-group {
+    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  }
+  
+  .stats-grid {
+    grid-template-columns: repeat(4, 1fr);
+  }
+}
+
+@media (min-width: 1024px) {
+  .dashboard-content {
+    grid-template-columns: 2fr 1fr;
+  }
+  
+  .content-layout {
+    grid-template-columns: 300px 1fr;
+  }
+}
+
+/* Form Styles */
+.task-form {
+  margin-bottom: 30px;
+}
+
+.title-field {
+  flex: 1;
+  padding: 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 16px;
+  width: 100%;
+  margin-bottom: 10px;
+}
+
+.description-section {
+  margin: 15px 0;
+}
+
+.description-toggle {
+  color: #007bff;
+  cursor: pointer;
+  font-size: 14px;
+  margin-bottom: 10px;
+  display: inline-block;
+  padding: 5px 10px;
+  border: 1px solid #007bff;
+  border-radius: 3px;
+  transition: all 0.2s;
+}
+
+.description-toggle:hover {
+  background-color: #007bff;
+  color: white;
+}
+
+.description-field {
+  margin-top: 10px;
+}
+
+.description-textarea {
+  width: 100%;
+  padding: 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 14px;
+  font-family: inherit;
+  resize: vertical;
+  min-height: 100px;
+}
+
+.actions {
+  margin-top: 15px;
+  display: flex;
+  gap: 10px;
+  align-items: center;
+}
+
+.submit-btn {
+  padding: 10px 20px;
+  background-color: #007bff;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  text-decoration: none;
+  display: inline-block;
+}
+
+.submit-btn:hover {
+  background-color: #0056b3;
+}
+
+.cancel-btn {
+  padding: 10px 20px;
+  background-color: #6c757d;
+  color: white;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  text-decoration: none;
+  display: inline-block;
+}
+
+.cancel-btn:hover {
+  background-color: #545b62;
+}
+
+/* Task List Enhancements */
+.description-indicator {
+  font-size: 12px;
+  margin-left: 8px;
+  opacity: 0.7;
+}
+
+.edit-btn, .details-btn {
+  color: #007bff;
+  text-decoration: none;
+  padding: 4px 8px;
+  border: 1px solid #007bff;
+  border-radius: 3px;
+  font-size: 12px;
+  margin-right: 5px;
+}
+
+.edit-btn:hover, .details-btn:hover {
+  background-color: #007bff;
+  color: white;
+}
+
+/* Task Detail Page */
+.task-detail {
+  max-width: 800px;
+  margin: 0 auto;
+  padding: 20px;
+}
+
+.task-header {
+  border-bottom: 2px solid #eee;
+  padding-bottom: 20px;
+  margin-bottom: 30px;
+}
+
+.task-detail .task-title {
+  font-size: 28px;
+  color: #333;
+  margin-bottom: 10px;
+}
+
+.task-detail .task-title.completed {
+  text-decoration: line-through;
+  color: #6c757d;
+}
+
+.task-meta {
+  display: flex;
+  gap: 20px;
+  align-items: center;
+  flex-wrap: wrap;
+}
+
+.status-badge {
+  padding: 6px 12px;
+  border-radius: 20px;
+  font-size: 12px;
+  font-weight: bold;
+}
+
+.status-badge.completed {
+  background-color: #28a745;
+  color: white;
+}
+
+.status-badge.pending {
+  background-color: #ffc107;
+  color: #212529;
+}
+
+.created-date {
+  color: #6c757d;
+  font-size: 14px;
+}
+
+.task-description {
+  margin-bottom: 40px;
+}
+
+.task-description h2 {
+  color: #333;
+  border-bottom: 1px solid #eee;
+  padding-bottom: 10px;
+  margin-bottom: 20px;
+}
+
+.description-content {
+  background-color: #f8f9fa;
+  padding: 20px;
+  border-radius: 4px;
+  border-left: 4px solid #007bff;
+  line-height: 1.6;
+}
+
+.no-description {
+  color: #6c757d;
+  font-style: italic;
+}
+
+.task-actions {
+  display: flex;
+  gap: 15px;
+  align-items: center;
+  flex-wrap: wrap;
+}
+
+.status-toggle-btn {
+  padding: 10px 20px;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  font-size: 14px;
+  text-decoration: none;
+  display: inline-block;
+}
+
+.status-toggle-btn.completed {
+  background-color: #28a745;
+  color: white;
+}
+
+.status-toggle-btn.pending {
+  background-color: #ffc107;
+  color: #212529;
+}
+
+.status-toggle-btn:hover {
+  opacity: 0.9;
+}
+
+.back-link {
+  margin-top: 30px;
+  padding-top: 20px;
+  border-top: 1px solid #eee;
+  text-align: center;
+}
+
+.back-link a {
+  color: #6c757d;
+  text-decoration: none;
+  margin: 0 10px;
+}
+
+.back-link a:hover {
+  color: #007bff;
+}
+
+/* Edit Form Enhancements */
+.edit-form {
+  max-width: 600px;
+  margin: 0 auto;
+}
+
+/* Responsive Design */
+@media (min-width: 768px) {
+  .field-group {
+    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  }
+  
+  .stats-grid {
+    grid-template-columns: repeat(4, 1fr);
+  }
+}
+
+@media (min-width: 1024px) {
+  .dashboard-content {
+    grid-template-columns: 2fr 1fr;
+  }
+  
+  .content-layout {
+    grid-template-columns: 300px 1fr;
+  }
+}
+
+/* Navigation Styles */
+.main-nav {
+  background: linear-gradient(135deg, #343a40 0%, #2c3e50 100%);
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+  padding: 0;
+  position: sticky;
+  top: 0;
+  z-index: 1000;
+}
+
+.nav-container {
+  max-width: 1200px;
+  margin: 0 auto;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 15px 20px;
+}
+
+.nav-brand {
+  display: flex;
+  align-items: center;
+}
+
+.brand-link {
+  color: white;
+  font-size: 24px;
+  font-weight: bold;
+  text-decoration: none;
+  transition: color 0.3s;
+}
+
+.brand-link:hover {
+  color: #f8f9fa;
+}
+
+.nav-menu {
+  display: flex;
+  gap: 30px;
+  align-items: center;
+}
+
+.nav-link {
+  color: rgba(255, 255, 255, 0.8);
+  text-decoration: none;
+  font-weight: 500;
+  padding: 8px 16px;
+  border-radius: 6px;
+  transition: all 0.3s;
+}
+
+.nav-link:hover {
+  background: rgba(255, 255, 255, 0.1);
+  color: white;
+}
+
+.nav-user {
+  display: flex;
+  align-items: center;
+  gap: 15px;
+}
+
+.user-info {
+  color: white;
+  font-weight: 600;
+}
+
+.nav-link.sign-out {
+  background: #dc3545;
+  border-color: #dc3545;
+}
+
+.nav-link.sign-out:hover {
+  background: #c82333;
+}
+
+/* Flash Messages */
+.notice, .alert {
+  padding: 15px 20px;
+  margin: 20px 0;
+  border-radius: 6px;
+  font-weight: 600;
+}
+
+.notice {
+  background: #d4edda;
+  color: #155724;
+  border: 1px solid #c3e6cb;
+}
+
+.alert {
+  background: #f8d7da;
+  color: #721c24;
+  border: 1px solid #f5c6cb;
+}
+
+/* Enhanced Task Priority Colors */
+.task {
+  border-left: 4px solid #007bff;
+}
+
+.task[data-priority="urgent"] {
+  border-left-color: #dc3545;
+}
+
+.task[data-priority="execution"] {
+  border-left-color: #28a745;
+}
+
+.task[data-priority="approval"] {
+  border-left-color: #ffc107;
+}
+
+.task[data-priority="review"] {
+  border-left-color: #17a2b8;
+}
+
+.task[data-priority="planning"] {
+  border-left-color: #6c757d;
+}
+
+/* Enhanced Form Selects */
+.priority-select,
+.department-select,
+.assignee-select,
+.status-select {
+  background: white;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  padding: 8px 12px;
+  font-size: 14px;
+  width: 100%;
+}
+
+/* Button Enhancements */
+.action-btn {
+  transition: all 0.3s;
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+  font-weight: 600;
+}
+
+.action-btn:hover {
+  transform: translateY(-1px);
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
+}
+
+.submit-btn,
+.cancel-btn {
+  font-size: 16px;
+  padding: 12px 24px;
+  border-radius: 6px;
+  transition: all 0.3s;
+}
+
+.submit-btn:hover,
+.cancel-btn:hover {
+  transform: translateY(-1px);
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
+}
+
+/* Layout Adjustments */
+.dashboard-header {
+  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
+}
+
+/* Department Views Styles */
+.departments-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
+  gap: 20px;
+  margin-top: 20px;
+}
+
+.department-card {
+  background: white;
+  padding: 20px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+  border: 1px solid #e9ecef;
+  transition: transform 0.2s, box-shadow 0.2s;
+}
+
+.department-card:hover {
+  transform: translateY(-2px);
+  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
+}
+
+.department-card h3 {
+  margin: 0 0 15px 0;
+  color: #007bff;
+}
+
+.department-card h3 a {
+  color: #007bff;
+  text-decoration: none;
+}
+
+.department-card h3 a:hover {
+  text-decoration: underline;
+}
+
+.department-stats {
+  display: grid;
+  grid-template-columns: repeat(3, 1fr);
+  gap: 10px;
+  margin-top: 15px;
+  padding-top: 15px;
+  border-top: 1px solid #eee;
+}
+
+.stat {
+  text-align: center;
+  font-size: 14px;
+}
+
+.stat strong {
+  display: block;
+  color: #333;
+  font-size: 18px;
+  margin-bottom: 5px;
+}
+
+.department-info {
+  background: white;
+  padding: 25px;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+  margin-bottom: 30px;
+}
+
+.department-info h1 {
+  color: #007bff;
+  margin-bottom: 20px;
+}
+
+.department-info p {
+  color: #6c757d;
+  line-height: 1.6;
+  margin-bottom: 20px;
+}
+
+.department-actions {
+  text-align: center;
+  margin-top: 20px;
+}
+
+/* Enhanced Form Styles for Departments */
+.departments .form-group {
+  display: flex;
+  flex-direction: column;
+  gap: 15px;
+}
+
+.departments .field {
+  margin-bottom: 15px;
+}
+
+.departments .field label {
+  display: block;
+  margin-bottom: 8px;
+  font-weight: 600;
+  color: #333;
+}
+
+.departments .field input[type="text"],
+.departments .field textarea {
+  width: 100%;
+  padding: 12px;
+  border: 1px solid #ddd;
+  border-radius: 4px;
+  font-size: 14px;
+  box-sizing: border-box;
+}
+
+.departments .field textarea {
+  min-height: 100px;
+  resize: vertical;
+}
+
+.departments .actions {
+  display: flex;
+  gap: 15px;
+  justify-content: center;
+  margin-top: 20px;
+}
+  
+
diff --git a/app/assets/stylesheets/departments.scss b/app/assets/stylesheets/departments.scss
new file mode 100644
index 0000000..6550c2d
--- /dev/null
+++ b/app/assets/stylesheets/departments.scss
@@ -0,0 +1,3 @@
+// Place all the styles related to the Departments controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/
diff --git a/app/assets/stylesheets/tasks.scss b/app/assets/stylesheets/tasks.scss
new file mode 100644
index 0000000..c5e7712
--- /dev/null
+++ b/app/assets/stylesheets/tasks.scss
@@ -0,0 +1,3 @@
+// Place all the styles related to the Tasks controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/
diff --git a/app/channels/application_cable/channel.rb b/app/channels/application_cable/channel.rb
new file mode 100644
index 0000000..d672697
--- /dev/null
+++ b/app/channels/application_cable/channel.rb
@@ -0,0 +1,4 @@
+module ApplicationCable
+  class Channel < ActionCable::Channel::Base
+  end
+end
diff --git a/app/channels/application_cable/connection.rb b/app/channels/application_cable/connection.rb
new file mode 100644
index 0000000..0ff5442
--- /dev/null
+++ b/app/channels/application_cable/connection.rb
@@ -0,0 +1,4 @@
+module ApplicationCable
+  class Connection < ActionCable::Connection::Base
+  end
+end
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
new file mode 100644
index 0000000..7fbd626
--- /dev/null
+++ b/app/controllers/application_controller.rb
@@ -0,0 +1,19 @@
+class ApplicationController < ActionController::Base
+  protect_from_forgery with: :exception
+  
+  include AuthorizationConcern
+  
+  before_action :configure_permitted_parameters, if: :devise_controller?
+  before_action :set_current_user_department
+  
+  protected
+  
+  def configure_permitted_parameters
+    devise_parameter_sanitizer.permit(:sign_up, keys: [:name, :role, :department_id])
+    devise_parameter_sanitizer.permit(:account_update, keys: [:name, :role, :department_id])
+  end
+  
+  def set_current_user_department
+    @current_department = current_user&.department
+  end
+end
diff --git a/app/controllers/concerns/.keep b/app/controllers/concerns/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/app/controllers/concerns/authorization_concern.rb b/app/controllers/concerns/authorization_concern.rb
new file mode 100644
index 0000000..9fabe5d
--- /dev/null
+++ b/app/controllers/concerns/authorization_concern.rb
@@ -0,0 +1,56 @@
+module AuthorizationConcern
+  extend ActiveSupport::Concern
+
+  included do
+    before_action :authenticate_user!
+    helper_method :accessible_departments, :accessible_tasks, :accessible_users if respond_to?(:helper_method)
+  end
+
+  protected
+
+  def require_admin!
+    redirect_to root_path, alert: 'Access denied. Admin access required.' unless current_user&.admin?
+  end
+
+  def require_manager!
+    redirect_to root_path, alert: 'Access denied. Manager access required.' unless current_user&.manager? || current_user&.admin?
+  end
+
+  def accessible_departments
+    return Department.all if current_user&.admin?
+    return [current_user.department].compact if current_user&.department
+    Department.none
+  end
+
+  def accessible_tasks
+    return Task.all if current_user&.admin?
+    return Task.by_department(current_user.department) if current_user&.manager?
+    return Task.for_user(current_user) if current_user&.employee?
+    Task.none
+  end
+
+  def accessible_users
+    return User.all if current_user&.admin?
+    return current_user.department&.users || User.none if current_user&.manager?
+    return [current_user] if current_user&.employee?
+    User.none
+  end
+
+  def authorize_task!
+    # Uses @task set by set_task before_action
+    return if current_user&.can_view_task?(@task)
+    redirect_to tasks_path, alert: 'Access denied. You cannot view this task.'
+  end
+
+  def authorize_task_update!
+    # Uses @task set by set_task before_action
+    return if @task.updateable_by?(current_user)
+    redirect_to task_path(@task), alert: 'Access denied. You cannot update this task.'
+  end
+
+  def authorize_task_assignment!
+    # Uses @task set by set_task before_action
+    return if @task.assign?(current_user)
+    redirect_to task_path(@task), alert: 'Access denied. You cannot assign this task.'
+  end
+end
\ No newline at end of file
diff --git a/app/controllers/departments_controller.rb b/app/controllers/departments_controller.rb
new file mode 100644
index 0000000..d4d324a
--- /dev/null
+++ b/app/controllers/departments_controller.rb
@@ -0,0 +1,61 @@
+class DepartmentsController < ApplicationController
+  before_action :require_admin!, except: [:index, :show]
+  before_action :set_department, only: [:show, :edit, :update, :destroy]
+  before_action :authorize_department!, only: [:show, :edit, :update, :destroy]
+
+  def index
+    @departments = accessible_departments.ordered
+    @department = Department.new
+  end
+
+  def show
+    @tasks = @department.tasks.ordered.includes(:assignee, :creator)
+    @users = @department.users.ordered
+  end
+
+  def new
+    @department = Department.new
+  end
+
+  def create
+    @department = Department.new(department_params)
+    if @department.save
+      redirect_to @department, notice: 'Department was successfully created.'
+    else
+      @departments = accessible_departments.ordered
+      render :index
+    end
+  end
+
+  def edit
+  end
+
+  def update
+    if @department.update(department_params)
+      redirect_to @department, notice: 'Department was successfully updated.'
+    else
+      render :edit
+    end
+  end
+
+  def destroy
+    @department.destroy
+    redirect_to departments_path, notice: 'Department was successfully deleted.'
+  end
+
+  private
+
+  def set_department
+    @department = Department.find(params[:id])
+  end
+
+  def authorize_department!
+    return if current_user&.admin?
+    return if current_user&.can_manage_department?(@department)
+    redirect_to departments_path, alert: 'Access denied.'
+  end
+
+  def department_params
+    params.require(:department).permit(:name, :description)
+  end
+end
diff --git a/app/controllers/tasks_controller.rb b/app/controllers/tasks_controller.rb
new file mode 100644
index 0000000..8934a24
--- /dev/null
+++ b/app/controllers/tasks_controller.rb
@@ -0,0 +1,116 @@
+class TasksController < ApplicationController
+  before_action :set_task, only: [:show, :edit, :update, :destroy, :assign]
+  before_action :authorize_task!, only: [:show, :edit]
+  before_action :authorize_task_update!, only: [:update]
+  before_action :authorize_task_assignment!, only: [:assign]
+
+  def index
+    @tasks = accessible_tasks.includes(:assignee, :creator, :department)
+    @departments = accessible_departments.ordered
+    @task = Task.new(department: @current_department)
+    
+    # Apply filters
+    @tasks = @tasks.by_department(params[:department_id]) if params[:department_id].present?
+    @tasks = @tasks.by_priority(params[:priority]) if params[:priority].present?
+    @tasks = @tasks.by_status(params[:status]) if params[:status].present?
+  end
+
+  def dashboard
+    @user_stats = current_user.role
+    case current_user.role
+    when 'admin'
+      @total_tasks = Task.count
+      @open_tasks = Task.open.count
+      @urgent_tasks = Task.urgent.count
+      @departments = Department.includes(:users, :tasks)
+    when 'manager'
+      @dept_tasks = Task.by_department(current_user.department)
+      @open_tasks = @dept_tasks.open.count
+      @urgent_tasks = @dept_tasks.urgent.count
+      @team_members = current_user.department.users.includes(:assigned_tasks)
+    when 'employee'
+      @my_tasks = Task.for_user(current_user)
+      @open_tasks = @my_tasks.open.count
+      @urgent_tasks = @my_tasks.urgent.count
+    end
+    
+    @recent_tasks = accessible_tasks.ordered.limit(10)
+  end
+
+  def my_tasks
+    @tasks = Task.for_user(current_user).ordered.includes(:assignee, :creator, :department)
+    @task = Task.new(department: @current_department)
+    render :index
+  end
+
+  def show
+    @activities = @task.task_activities.order(created_at: :desc).limit(20)
+  end
+
+  def new
+    @task = Task.new(department: @current_department)
+    @departments = accessible_departments.ordered
+  end
+
+  def edit
+    authorize_task_update!(@task)
+    @departments = accessible_departments.ordered
+  end
+
+  def create
+    @task = Task.new(task_params)
+    @task.creator = current_user
+    @task.department ||= @current_department
+    
+    if @task.save
+      redirect_to @task, notice: 'Task was successfully created.'
+    else
+      @tasks = accessible_tasks.ordered
+      @departments = accessible_departments.ordered
+      render :index
+    end
+  end
+
+  def update
+    if @task.update(task_params)
+      respond_to do |format|
+        format.html { redirect_to @task, notice: 'Task was successfully updated.' }
+        format.js
+      end
+    else
+      respond_to do |format|
+        format.html { 
+          @departments = accessible_departments.ordered
+          render :edit 
+        }
+        format.js
+      end
+    end
+  end
+
+  def assign
+    assignee = User.find(params[:assignee_id])
+    if @task.assign?(current_user)
+      @task.update(assignee: assignee, status: 'in_progress')
+      redirect_to @task, notice: "Task assigned to #{assignee.name}."
+    else
+      redirect_to @task, alert: 'Access denied. You cannot assign this task.'
+    end
+  end
+
+  def destroy
+    @task.destroy
+    redirect_to tasks_path, notice: 'Task was successfully deleted.'
+  end
+
+  private
+
+  def set_task
+    @task = Task.find(params[:id])
+  end
+
+  def task_params
+    permitted = [:title, :description, :priority, :status, :department_id, :assignee_id]
+    params.require(:task).permit(*permitted)
+  end
+end
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
new file mode 100644
index 0000000..de6be79
--- /dev/null
+++ b/app/helpers/application_helper.rb
@@ -0,0 +1,2 @@
+module ApplicationHelper
+end
diff --git a/app/helpers/departments_helper.rb b/app/helpers/departments_helper.rb
new file mode 100644
index 0000000..006d604
--- /dev/null
+++ b/app/helpers/departments_helper.rb
@@ -0,0 +1,2 @@
+module DepartmentsHelper
+end
diff --git a/app/helpers/tasks_helper.rb b/app/helpers/tasks_helper.rb
new file mode 100644
index 0000000..ce894d0
--- /dev/null
+++ b/app/helpers/tasks_helper.rb
@@ -0,0 +1,2 @@
+module TasksHelper
+end
diff --git a/app/jobs/application_job.rb b/app/jobs/application_job.rb
new file mode 100644
index 0000000..a009ace
--- /dev/null
+++ b/app/jobs/application_job.rb
@@ -0,0 +1,2 @@
+class ApplicationJob < ActiveJob::Base
+end
diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
new file mode 100644
index 0000000..286b223
--- /dev/null
+++ b/app/mailers/application_mailer.rb
@@ -0,0 +1,4 @@
+class ApplicationMailer < ActionMailer::Base
+  default from: 'from@example.com'
+  layout 'mailer'
+end
diff --git a/app/models/application_record.rb b/app/models/application_record.rb
new file mode 100644
index 0000000..10a4cba
--- /dev/null
+++ b/app/models/application_record.rb
@@ -0,0 +1,3 @@
+class ApplicationRecord < ActiveRecord::Base
+  self.abstract_class = true
+end
diff --git a/app/models/concerns/.keep b/app/models/concerns/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/app/models/department.rb b/app/models/department.rb
new file mode 100644
index 0000000..d5a7805
--- /dev/null
+++ b/app/models/department.rb
@@ -0,0 +1,20 @@
+class Department < ApplicationRecord
+  has_many :users
+  has_many :tasks
+  
+  validates :name, presence: true, uniqueness: true
+  
+  scope :ordered, -> { order(:name) }
+  
+  def user_count
+    users.count
+  end
+  
+  def task_count
+    tasks.count
+  end
+  
+  def incomplete_task_count
+    tasks.where.not(status: 'completed').count
+  end
+end
diff --git a/app/models/task.rb b/app/models/task.rb
new file mode 100644
index 0000000..9723042
--- /dev/null
+++ b/app/models/task.rb
@@ -0,0 +1,105 @@
+class Task < ApplicationRecord
+  belongs_to :department, optional: true
+  belongs_to :assignee, class_name: 'User', optional: true
+  belongs_to :creator, class_name: 'User'
+  
+  has_many :task_activities, dependent: :destroy
+  
+  enum priority: { 
+    planning: 'planning', 
+    review: 'review', 
+    approval: 'approval', 
+    execution: 'execution', 
+    urgent: 'urgent' 
+  }
+  
+  enum status: { 
+    open: 'open', 
+    in_progress: 'in_progress', 
+    completed: 'completed', 
+    blocked: 'blocked' 
+  }
+  
+  validates :title, presence: true
+  validates :priority, presence: true
+  validates :status, presence: true
+  validates :creator, presence: true
+  
+  scope :ordered, -> { order(priority: :asc, created_at: :desc) }
+  scope :by_priority, ->(priority) { where(priority: priority) if priority.present? }
+  scope :by_status, ->(status) { where(status: status) if status.present? }
+  scope :by_department, ->(department) { where(department: department) if department.present? }
+  scope :by_assignee, ->(assignee) { where(assignee: assignee) if assignee.present? }
+  scope :incomplete, -> { where.not(status: :completed) }
+  scope :complete, -> { where(status: :completed) }
+  scope :urgent, -> { where(priority: :urgent) }
+  scope :for_user, ->(user) { 
+    tasks = where(creator: user)
+    tasks = tasks.or(where(assignee: user))
+    tasks
+  }
+  
+  def self.incomplete
+    where.not(status: :completed)
+  end
+  
+  def self.complete
+    where(status: :completed)
+  end
+  
+  def priority_icon
+    case priority
+    when 'planning'
+      '📋'
+    when 'review'
+      '🔍'
+    when 'approval'
+      '⏳'
+    when 'execution'
+      '🚀'
+    when 'urgent'
+      '🔴'
+    end
+  end
+  
+  def priority_color
+    case priority
+    when 'planning'
+      '#007bff'
+    when 'review'
+      '#ffc107'
+    when 'approval'
+      '#fd7e14'
+    when 'execution'
+      '#28a745'
+    when 'urgent'
+      '#dc3545'
+    end
+  end
+  
+  def status_badge
+    case status
+    when 'open'
+      { text: 'Open', color: '#6c757d' }
+    when 'in_progress'
+      { text: 'In Progress', color: '#007bff' }
+    when 'completed'
+      { text: 'Completed', color: '#28a745' }
+    when 'blocked'
+      { text: 'Blocked', color: '#dc3545' }
+    end
+  end
+  
+  def assign?(user)
+    return true if user.admin?
+    return false unless user.manager?
+    user.can_manage_department?(department)
+  end
+  
+  def updateable_by?(user)
+    return true if user.admin?
+    return true if creator == user
+    return true if assignee == user && status.in?(['open', 'in_progress'])
+    false
+  end
+end
diff --git a/app/models/task_activity.rb b/app/models/task_activity.rb
new file mode 100644
index 0000000..70233d9
--- /dev/null
+++ b/app/models/task_activity.rb
@@ -0,0 +1,4 @@
+class TaskActivity < ApplicationRecord
+  belongs_to :task
+  belongs_to :user
+end
diff --git a/app/models/user.rb b/app/models/user.rb
new file mode 100644
index 0000000..3af1d57
--- /dev/null
+++ b/app/models/user.rb
@@ -0,0 +1,45 @@
+class User < ApplicationRecord
+  # Include default devise modules. Others available are:
+  # :confirmable, :lockable, :timeoutable, :trackable and :omniauthable
+  devise :database_authenticatable, :registerable,
+         :recoverable, :rememberable, :validatable,
+         :confirmable, :lockable, :trackable
+  belongs_to :department, optional: true
+  has_many :assigned_tasks, class_name: 'Task', foreign_key: 'assignee_id'
+  has_many :created_tasks, class_name: 'Task', foreign_key: 'creator_id'
+  
+  enum role: { admin: 'admin', manager: 'manager', employee: 'employee' }
+  
+  validates :name, presence: true
+  validates :email, presence: true, uniqueness: true, format: { with: URI::MailTo::EMAIL_REGEXP }
+  validates :role, presence: true
+  
+  scope :by_role, ->(role) { where(role: role) }
+  scope :by_department, ->(department) { where(department: department) }
+  scope :ordered, -> { order(:name) }
+  
+  def can_manage_department?(department)
+    return true if admin?
+    return false unless manager?
+    self.department == department
+  end
+  
+  def can_view_task?(task)
+    return true if admin?
+    return true if department == task.department
+    assigned_tasks.include?(task) || created_tasks.include?(task)
+  end
+  
+  def can_assign_task?(task)
+    return true if admin?
+    return false unless manager?
+    can_manage_department?(task.department)
+  end
+  
+  def department_users
+    return User.all if admin?
+    return department.users if manager?
+    return [self] if employee?
+    User.none
+  end
+end
diff --git a/app/views/departments/create.html.erb b/app/views/departments/create.html.erb
new file mode 100644
index 0000000..69fc952
--- /dev/null
+++ b/app/views/departments/create.html.erb
@@ -0,0 +1,2 @@
+<h1>Departments#create</h1>
+<p>Find me in app/views/departments/create.html.erb</p>
diff --git a/app/views/departments/destroy.html.erb b/app/views/departments/destroy.html.erb
new file mode 100644
index 0000000..e9b8c06
--- /dev/null
+++ b/app/views/departments/destroy.html.erb
@@ -0,0 +1,2 @@
+<h1>Departments#destroy</h1>
+<p>Find me in app/views/departments/destroy.html.erb</p>
diff --git a/app/views/departments/edit.html.erb b/app/views/departments/edit.html.erb
new file mode 100644
index 0000000..4ea763d
--- /dev/null
+++ b/app/views/departments/edit.html.erb
@@ -0,0 +1,31 @@
+<h1>Edit Department</h1>
+
+<%= form_with(model: @department, local: true) do |form| %>
+  <% if @department.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(@department.errors.count, "error") %> prohibited this department from being saved:</h2>
+      <ul>
+        <% @department.errors.full_messages.each do |message| %>
+          <li><%= message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="form-group">
+    <div class="field">
+      <%= form.label :name %>
+      <%= form.text_field :name, placeholder: "Department name..." %>
+    </div>
+    
+    <div class="field">
+      <%= form.label :description %>
+      <%= form.text_area :description, placeholder: "Department description...", rows: 4 %>
+    </div>
+  </div>
+
+  <div class="actions">
+    <%= form.submit "Update Department", class: "submit-btn" %>
+    <%= link_to "Cancel", @department, class: "cancel-btn" %>
+  </div>
+<% end %>
diff --git a/app/views/departments/index.html.erb b/app/views/departments/index.html.erb
new file mode 100644
index 0000000..3636085
--- /dev/null
+++ b/app/views/departments/index.html.erb
@@ -0,0 +1,36 @@
+<h1>Departments</h1>
+
+<% if flash[:notice] %>
+  <div class="notice"><%= flash[:notice] %></div>
+<% end %>
+
+<div class="departments-grid">
+  <% if @departments.empty? %>
+    <p class="empty-state">No departments found.</p>
+  <% else %>
+    <% @departments.each do |department| %>
+      <div class="department-card">
+        <h3><%= link_to department.name, department_path(department) %></h3>
+        <p><%= department.description %></p>
+        
+        <div class="department-stats">
+          <div class="stat">
+            <strong>Users:</strong> <%= department.user_count %>
+          </div>
+          <div class="stat">
+            <strong>Tasks:</strong> <%= department.task_count %>
+          </div>
+          <div class="stat">
+            <strong>Open:</strong> <%= department.incomplete_task_count %>
+          </div>
+        </div>
+      </div>
+    <% end %>
+  <% end %>
+</div>
+
+<div class="actions-section">
+  <% if current_user&.admin? %>
+    <%= link_to 'New Department', new_department_path, class: 'action-btn primary' %>
+  <% end %>
+</div>
diff --git a/app/views/departments/new.html.erb b/app/views/departments/new.html.erb
new file mode 100644
index 0000000..7f407af
--- /dev/null
+++ b/app/views/departments/new.html.erb
@@ -0,0 +1,31 @@
+<h1>New Department</h1>
+
+<%= form_with(model: @department, local: true) do |form| %>
+  <% if @department.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(@department.errors.count, "error") %> prohibited this department from being saved:</h2>
+      <ul>
+        <% @department.errors.full_messages.each do |message| %>
+          <li><%= message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="form-group">
+    <div class="field">
+      <%= form.label :name %>
+      <%= form.text_field :name, placeholder: "Department name..." %>
+    </div>
+    
+    <div class="field">
+      <%= form.label :description %>
+      <%= form.text_area :description, placeholder: "Department description...", rows: 4 %>
+    </div>
+  </div>
+
+  <div class="actions">
+    <%= form.submit "Create Department", class: "submit-btn" %>
+    <%= link_to "Cancel", departments_path, class: "cancel-btn" %>
+  </div>
+<% end %>
diff --git a/app/views/departments/show.html.erb b/app/views/departments/show.html.erb
new file mode 100644
index 0000000..3cd95d0
--- /dev/null
+++ b/app/views/departments/show.html.erb
@@ -0,0 +1,40 @@
+<h1><%= @department.name %></h1>
+
+<div class="department-info">
+  <p><%= @department.description %></p>
+  
+  <div class="department-stats">
+    <h3>Department Statistics</h3>
+    <div class="stats-grid">
+      <div class="stat-item">
+        <strong>Total Users:</strong> <%= @department.user_count %>
+      </div>
+      <div class="stat-item">
+        <strong>Total Tasks:</strong> <%= @department.task_count %>
+      </div>
+      <div class="stat-item">
+        <strong>Open Tasks:</strong> <%= @department.incomplete_task_count %>
+      </div>
+    </div>
+  </div>
+</div>
+
+<div class="tasks-section">
+  <h2>Department Tasks</h2>
+  <% if @tasks.empty? %>
+    <p class="empty-state">No tasks in this department yet.</p>
+  <% else %>
+    <div class="tasks-list">
+      <% @tasks.each do |task| %>
+        <%= render 'tasks/task', task: task %>
+      <% end %>
+    </div>
+  <% end %>
+</div>
+
+<div class="department-actions">
+  <%= link_to 'Back to All Departments', departments_path, class: 'action-btn secondary' %>
+  <% if current_user&.can_manage_department?(@department) %>
+    <%= link_to 'Edit Department', edit_department_path(@department), class: 'action-btn primary' %>
+  <% end %>
+</div>
diff --git a/app/views/departments/update.html.erb b/app/views/departments/update.html.erb
new file mode 100644
index 0000000..6f713f4
--- /dev/null
+++ b/app/views/departments/update.html.erb
@@ -0,0 +1,2 @@
+<h1>Departments#update</h1>
+<p>Find me in app/views/departments/update.html.erb</p>
diff --git a/app/views/devise/confirmations/new.html.erb b/app/views/devise/confirmations/new.html.erb
new file mode 100644
index 0000000..b12dd0c
--- /dev/null
+++ b/app/views/devise/confirmations/new.html.erb
@@ -0,0 +1,16 @@
+<h2>Resend confirmation instructions</h2>
+
+<%= form_for(resource, as: resource_name, url: confirmation_path(resource_name), html: { method: :post }) do |f| %>
+  <%= render "devise/shared/error_messages", resource: resource %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true, autocomplete: "email", value: (resource.pending_reconfirmation? ? resource.unconfirmed_email : resource.email) %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Resend confirmation instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>
diff --git a/app/views/devise/mailer/confirmation_instructions.html.erb b/app/views/devise/mailer/confirmation_instructions.html.erb
new file mode 100644
index 0000000..dc55f64
--- /dev/null
+++ b/app/views/devise/mailer/confirmation_instructions.html.erb
@@ -0,0 +1,5 @@
+<p>Welcome <%= @email %>!</p>
+
+<p>You can confirm your account email through the link below:</p>
+
+<p><%= link_to 'Confirm my account', confirmation_url(@resource, confirmation_token: @token) %></p>
diff --git a/app/views/devise/mailer/email_changed.html.erb b/app/views/devise/mailer/email_changed.html.erb
new file mode 100644
index 0000000..32f4ba8
--- /dev/null
+++ b/app/views/devise/mailer/email_changed.html.erb
@@ -0,0 +1,7 @@
+<p>Hello <%= @email %>!</p>
+
+<% if @resource.try(:unconfirmed_email?) %>
+  <p>We're contacting you to notify you that your email is being changed to <%= @resource.unconfirmed_email %>.</p>
+<% else %>
+  <p>We're contacting you to notify you that your email has been changed to <%= @resource.email %>.</p>
+<% end %>
diff --git a/app/views/devise/mailer/password_change.html.erb b/app/views/devise/mailer/password_change.html.erb
new file mode 100644
index 0000000..b41daf4
--- /dev/null
+++ b/app/views/devise/mailer/password_change.html.erb
@@ -0,0 +1,3 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>We're contacting you to notify you that your password has been changed.</p>
diff --git a/app/views/devise/mailer/reset_password_instructions.html.erb b/app/views/devise/mailer/reset_password_instructions.html.erb
new file mode 100644
index 0000000..f667dc1
--- /dev/null
+++ b/app/views/devise/mailer/reset_password_instructions.html.erb
@@ -0,0 +1,8 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>Someone has requested a link to change your password. You can do this through the link below.</p>
+
+<p><%= link_to 'Change my password', edit_password_url(@resource, reset_password_token: @token) %></p>
+
+<p>If you didn't request this, please ignore this email.</p>
+<p>Your password won't change until you access the link above and create a new one.</p>
diff --git a/app/views/devise/mailer/unlock_instructions.html.erb b/app/views/devise/mailer/unlock_instructions.html.erb
new file mode 100644
index 0000000..41e148b
--- /dev/null
+++ b/app/views/devise/mailer/unlock_instructions.html.erb
@@ -0,0 +1,7 @@
+<p>Hello <%= @resource.email %>!</p>
+
+<p>Your account has been locked due to an excessive number of unsuccessful sign in attempts.</p>
+
+<p>Click the link below to unlock your account:</p>
+
+<p><%= link_to 'Unlock my account', unlock_url(@resource, unlock_token: @token) %></p>
diff --git a/app/views/devise/passwords/edit.html.erb b/app/views/devise/passwords/edit.html.erb
new file mode 100644
index 0000000..5fbb9ff
--- /dev/null
+++ b/app/views/devise/passwords/edit.html.erb
@@ -0,0 +1,25 @@
+<h2>Change your password</h2>
+
+<%= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :put }) do |f| %>
+  <%= render "devise/shared/error_messages", resource: resource %>
+  <%= f.hidden_field :reset_password_token %>
+
+  <div class="field">
+    <%= f.label :password, "New password" %><br />
+    <% if @minimum_password_length %>
+      <em>(<%= @minimum_password_length %> characters minimum)</em><br />
+    <% end %>
+    <%= f.password_field :password, autofocus: true, autocomplete: "new-password" %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password_confirmation, "Confirm new password" %><br />
+    <%= f.password_field :password_confirmation, autocomplete: "new-password" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Change my password" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>
diff --git a/app/views/devise/passwords/new.html.erb b/app/views/devise/passwords/new.html.erb
new file mode 100644
index 0000000..9b486b8
--- /dev/null
+++ b/app/views/devise/passwords/new.html.erb
@@ -0,0 +1,16 @@
+<h2>Forgot your password?</h2>
+
+<%= form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :post }) do |f| %>
+  <%= render "devise/shared/error_messages", resource: resource %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true, autocomplete: "email" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Send me reset password instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>
diff --git a/app/views/devise/registrations/edit.html.erb b/app/views/devise/registrations/edit.html.erb
new file mode 100644
index 0000000..b82e336
--- /dev/null
+++ b/app/views/devise/registrations/edit.html.erb
@@ -0,0 +1,43 @@
+<h2>Edit <%= resource_name.to_s.humanize %></h2>
+
+<%= form_for(resource, as: resource_name, url: registration_path(resource_name), html: { method: :put }) do |f| %>
+  <%= render "devise/shared/error_messages", resource: resource %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true, autocomplete: "email" %>
+  </div>
+
+  <% if devise_mapping.confirmable? && resource.pending_reconfirmation? %>
+    <div>Currently waiting confirmation for: <%= resource.unconfirmed_email %></div>
+  <% end %>
+
+  <div class="field">
+    <%= f.label :password %> <i>(leave blank if you don't want to change it)</i><br />
+    <%= f.password_field :password, autocomplete: "new-password" %>
+    <% if @minimum_password_length %>
+      <br />
+      <em><%= @minimum_password_length %> characters minimum</em>
+    <% end %>
+  </div>
+
+  <div class="field">
+    <%= f.label :password_confirmation %><br />
+    <%= f.password_field :password_confirmation, autocomplete: "new-password" %>
+  </div>
+
+  <div class="field">
+    <%= f.label :current_password %> <i>(we need your current password to confirm your changes)</i><br />
+    <%= f.password_field :current_password, autocomplete: "current-password" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Update" %>
+  </div>
+<% end %>
+
+<h3>Cancel my account</h3>
+
+<div>Unhappy? <%= button_to "Cancel my account", registration_path(resource_name), data: { confirm: "Are you sure?", turbo_confirm: "Are you sure?" }, method: :delete %></div>
+
+<%= link_to "Back", :back %>
diff --git a/app/views/devise/registrations/new.html.erb b/app/views/devise/registrations/new.html.erb
new file mode 100644
index 0000000..cb949c2
--- /dev/null
+++ b/app/views/devise/registrations/new.html.erb
@@ -0,0 +1,48 @@
+<div class="auth-container">
+  <h2>Register New Account</h2>
+
+  <%= form_for(resource, as: resource_name, url: registration_path(resource_name), html: { class: "auth-form" }) do |f| %>
+    <%= render "devise/shared/error_messages", resource: resource %>
+
+    <div class="field">
+      <%= f.label :name %>
+      <%= f.text_field :name, autofocus: true, autocomplete: "name" %>
+    </div>
+
+    <div class="field">
+      <%= f.label :email %>
+      <%= f.email_field :email, autocomplete: "email" %>
+    </div>
+
+    <% if current_user&.admin? || !current_user %>
+      <div class="field">
+        <%= f.label :role %>
+        <%= f.select :role, User.roles.keys, { prompt: "Select Role" } %>
+      </div>
+
+      <div class="field">
+        <%= f.label :department_id %>
+        <%= f.collection_select :department_id, Department.ordered, :id, :name, { prompt: "Select Department" } %>
+      </div>
+    <% end %>
+
+    <div class="field">
+      <%= f.label :password %>
+      <% if @minimum_password_length %>
+      <em>(<%= @minimum_password_length %> characters minimum)</em>
+      <% end %>
+      <%= f.password_field :password, autocomplete: "new-password" %>
+    </div>
+
+    <div class="field">
+      <%= f.label :password_confirmation %>
+      <%= f.password_field :password_confirmation, autocomplete: "new-password" %>
+    </div>
+
+    <div class="actions">
+      <%= f.submit "Sign up", class: "auth-submit-btn" %>
+    </div>
+  <% end %>
+
+  <%= render "devise/shared/links" %>
+</div>
diff --git a/app/views/devise/sessions/new.html.erb b/app/views/devise/sessions/new.html.erb
new file mode 100644
index 0000000..1b518bb
--- /dev/null
+++ b/app/views/devise/sessions/new.html.erb
@@ -0,0 +1,30 @@
+<div class="auth-container">
+  <h2>Sign In</h2>
+
+  <%= form_for(resource, as: resource_name, url: session_path(resource_name), html: { class: "auth-form" }) do |f| %>
+    <%= render "devise/shared/error_messages", resource: resource %>
+
+    <div class="field">
+      <%= f.label :email %>
+      <%= f.email_field :email, autofocus: true, autocomplete: "email" %>
+    </div>
+
+    <div class="field">
+      <%= f.label :password %>
+      <%= f.password_field :password, autocomplete: "current-password" %>
+    </div>
+
+    <% if devise_mapping.rememberable? %>
+      <div class="field checkbox-field">
+        <%= f.check_box :remember_me %>
+        <%= f.label :remember_me %>
+      </div>
+    <% end %>
+
+    <div class="actions">
+      <%= f.submit "Log in", class: "auth-submit-btn" %>
+    </div>
+  <% end %>
+
+  <%= render "devise/shared/links" %>
+</div>
diff --git a/app/views/devise/shared/_error_messages.html.erb b/app/views/devise/shared/_error_messages.html.erb
new file mode 100644
index 0000000..cabfe30
--- /dev/null
+++ b/app/views/devise/shared/_error_messages.html.erb
@@ -0,0 +1,15 @@
+<% if resource.errors.any? %>
+  <div id="error_explanation" data-turbo-cache="false">
+    <h2>
+      <%= I18n.t("errors.messages.not_saved",
+                 count: resource.errors.count,
+                 resource: resource.class.model_name.human.downcase)
+       %>
+    </h2>
+    <ul>
+      <% resource.errors.full_messages.each do |message| %>
+        <li><%= message %></li>
+      <% end %>
+    </ul>
+  </div>
+<% end %>
diff --git a/app/views/devise/shared/_links.html.erb b/app/views/devise/shared/_links.html.erb
new file mode 100644
index 0000000..7a75304
--- /dev/null
+++ b/app/views/devise/shared/_links.html.erb
@@ -0,0 +1,25 @@
+<%- if controller_name != 'sessions' %>
+  <%= link_to "Log in", new_session_path(resource_name) %><br />
+<% end %>
+
+<%- if devise_mapping.registerable? && controller_name != 'registrations' %>
+  <%= link_to "Sign up", new_registration_path(resource_name) %><br />
+<% end %>
+
+<%- if devise_mapping.recoverable? && controller_name != 'passwords' && controller_name != 'registrations' %>
+  <%= link_to "Forgot your password?", new_password_path(resource_name) %><br />
+<% end %>
+
+<%- if devise_mapping.confirmable? && controller_name != 'confirmations' %>
+  <%= link_to "Didn't receive confirmation instructions?", new_confirmation_path(resource_name) %><br />
+<% end %>
+
+<%- if devise_mapping.lockable? && resource_class.unlock_strategy_enabled?(:email) && controller_name != 'unlocks' %>
+  <%= link_to "Didn't receive unlock instructions?", new_unlock_path(resource_name) %><br />
+<% end %>
+
+<%- if devise_mapping.omniauthable? %>
+  <%- resource_class.omniauth_providers.each do |provider| %>
+    <%= button_to "Sign in with #{OmniAuth::Utils.camelize(provider)}", omniauth_authorize_path(resource_name, provider), data: { turbo: false } %><br />
+  <% end %>
+<% end %>
diff --git a/app/views/devise/unlocks/new.html.erb b/app/views/devise/unlocks/new.html.erb
new file mode 100644
index 0000000..ffc34de
--- /dev/null
+++ b/app/views/devise/unlocks/new.html.erb
@@ -0,0 +1,16 @@
+<h2>Resend unlock instructions</h2>
+
+<%= form_for(resource, as: resource_name, url: unlock_path(resource_name), html: { method: :post }) do |f| %>
+  <%= render "devise/shared/error_messages", resource: resource %>
+
+  <div class="field">
+    <%= f.label :email %><br />
+    <%= f.email_field :email, autofocus: true, autocomplete: "email" %>
+  </div>
+
+  <div class="actions">
+    <%= f.submit "Resend unlock instructions" %>
+  </div>
+<% end %>
+
+<%= render "devise/shared/links" %>
diff --git a/app/views/layouts/application.html.erb b/app/views/layouts/application.html.erb
new file mode 100644
index 0000000..497fb24
--- /dev/null
+++ b/app/views/layouts/application.html.erb
@@ -0,0 +1,49 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <title>Project Management System</title>
+    <%= csrf_meta_tags %>
+
+    <%= stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload' %>
+    <%= javascript_include_tag 'application', 'data-turbolinks-track': 'reload' %>
+  </head>
+
+  <body>
+    <% if user_signed_in? %>
+      <nav class="main-nav">
+        <div class="nav-container">
+          <div class="nav-brand">
+            <%= link_to 'Project Manager', root_path, class: 'brand-link' %>
+          </div>
+          
+          <div class="nav-menu">
+            <%= link_to 'Dashboard', dashboard_path, class: 'nav-link' %>
+            <%= link_to 'Tasks', tasks_path, class: 'nav-link' %>
+            <% if current_user.admin? || current_user.manager? %>
+              <%= link_to 'Departments', departments_path, class: 'nav-link' %>
+            <% end %>
+            <% if current_user.admin? %>
+              <%= link_to 'Users', new_user_registration_path, class: 'nav-link' %>
+            <% end %>
+          </div>
+          
+          <div class="nav-user">
+            <span class="user-info">
+              <%= current_user.name %> (<%= current_user.role.humanize %>)
+            </span>
+            <%= link_to 'Sign Out', destroy_user_session_path, method: :delete, class: 'nav-link sign-out' %>
+          </div>
+        </div>
+      </nav>
+    <% end %>
+
+    <% if flash[:notice] %>
+      <div class="notice"><%= flash[:notice] %></div>
+    <% end %>
+    <% if flash[:alert] %>
+      <div class="alert"><%= flash[:alert] %></div>
+    <% end %>
+
+    <%= yield %>
+  </body>
+</html>
diff --git a/app/views/layouts/mailer.html.erb b/app/views/layouts/mailer.html.erb
new file mode 100644
index 0000000..cbd34d2
--- /dev/null
+++ b/app/views/layouts/mailer.html.erb
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>
diff --git a/app/views/layouts/mailer.text.erb b/app/views/layouts/mailer.text.erb
new file mode 100644
index 0000000..37f0bdd
--- /dev/null
+++ b/app/views/layouts/mailer.text.erb
@@ -0,0 +1 @@
+<%= yield %>
diff --git a/app/views/tasks/_form.html.erb b/app/views/tasks/_form.html.erb
new file mode 100644
index 0000000..9300dc9
--- /dev/null
+++ b/app/views/tasks/_form.html.erb
@@ -0,0 +1,71 @@
+<% if task.errors.any? %>
+  <div id="error_explanation">
+    <h2><%= pluralize(task.errors.count, "error") %> prohibited this task from being saved:</h2>
+    <ul>
+      <% task.errors.full_messages.each do |message| %>
+        <li><%= message %></li>
+      <% end %>
+    </ul>
+  </div>
+<% end %>
+
+<div class="form-row">
+  <div class="field-group">
+    <div class="field">
+      <%= form.label :title %>
+      <%= form.text_field :title, placeholder: "Task title...", class: "title-field" %>
+    </div>
+  </div>
+</div>
+
+<div class="form-row">
+  <div class="field-group">
+    <div class="field">
+      <%= form.label :priority %>
+      <%= form.select :priority, Task.priorities.keys.map { |p| [p.humanize, p] }, { prompt: "Select Priority" }, class: "priority-select" %>
+    </div>
+    
+    <% if accessible_departments.count > 1 || current_user&.admin? %>
+      <div class="field">
+        <%= form.label :department_id %>
+        <%= form.collection_select :department_id, accessible_departments, :id, :name, { prompt: "Select Department" }, class: "department-select" %>
+      </div>
+    <% end %>
+  </div>
+</div>
+
+<div class="form-row">
+  <div class="field-group">
+    <% if current_user&.admin? || current_user&.manager? %>
+      <div class="field">
+        <%= form.label :assignee_id %>
+        <%= form.collection_select :assignee_id, accessible_users, :id, :name, { prompt: "Select Assignee" }, class: "assignee-select" %>
+      </div>
+    <% end %>
+    
+    <div class="field">
+      <%= form.label :status %>
+      <%= form.select :status, Task.statuses.keys.map { |s| [s.humanize, s] }, { prompt: "Select Status" }, class: "status-select" %>
+    </div>
+  </div>
+</div>
+
+<div class="description-section">
+  <div class="description-toggle" onclick="toggleDescription()">
+    <span id="toggle-text">+ Add Description</span>
+  </div>
+  <div id="description-field" class="description-field" style="display: none;">
+    <%= form.text_area :description, placeholder: "Add a detailed description...", rows: 4, class: "description-textarea" %>
+  </div>
+</div>
+
+<% if form.object.new_record? %>
+  <div class="actions">
+    <%= form.submit "Create Task", class: "submit-btn" %>
+  </div>
+<% else %>
+  <div class="actions">
+    <%= form.submit "Update Task", class: "submit-btn" %>
+    <%= link_to "Cancel", task, class: "cancel-btn" %>
+  </div>
+<% end %>
\ No newline at end of file
diff --git a/app/views/tasks/_task.html.erb b/app/views/tasks/_task.html.erb
new file mode 100644
index 0000000..a05b29b
--- /dev/null
+++ b/app/views/tasks/_task.html.erb
@@ -0,0 +1,58 @@
+<div id="task_<%= task.id %>" class="task <%= 'completed' if task.status == 'completed' %>">
+  <div class="task-header">
+    <div class="task-priority" style="color: <%= task.priority_color %>">
+      <%= task.priority_icon %> <%= task.priority.humanize %>
+    </div>
+    <div class="task-status-badge" style="background-color: <%= task.status_badge[:color] %>">
+      <%= task.status_badge[:text] %>
+    </div>
+  </div>
+  
+  <%= form_with(model: task, local: false, method: :patch, class: "toggle-form") do |form| %>
+    <div class="task-content">
+      <%= form.check_box :status, { checked: task.status == 'completed', onchange: "this.form.submit();" }, { class: "task-checkbox" } %>
+      
+      <div class="task-info">
+        <span class="task-title" 
+              title="<%= task.description&.truncate(100) || 'No description' %>"
+              data-description="<%= task.description || '' %>">
+          <%= task.title %>
+        </span>
+        <% if task.description.present? %>
+          <span class="description-indicator">📝</span>
+        <% end %>
+      </div>
+    </div>
+  <% end %>
+  
+  <div class="task-meta">
+    <% if task.department %>
+      <span class="department-tag">
+        <%= task.department.name %>
+      </span>
+    <% end %>
+    
+    <% if task.assignee %>
+      <span class="assignee-tag">
+        Assigned to: <%= task.assignee.name %>
+      </span>
+    <% end %>
+    
+    <span class="created-tag">
+      Created: <%= task.created_at.strftime('%m/%d/%Y') %>
+    </span>
+  </div>
+  
+  <div class="task-actions">
+    <%= link_to 'View', task, class: 'details-btn' %>
+    <% if task.updateable_by?(current_user) %>
+      <%= link_to 'Edit', edit_task_path(task), class: 'edit-btn' %>
+    <% end %>
+    <% if task.assign?(current_user) && !task.assignee %>
+      <%= link_to 'Assign', assign_task_path(task), method: :patch, class: 'assign-btn' %>
+    <% end %>
+    <% if task.updateable_by?(current_user) || current_user.admin? %>
+      <%= link_to 'Delete', task, method: :delete, data: { confirm: 'Are you sure?' }, class: 'delete-btn' %>
+    <% end %>
+  </div>
+</div>
diff --git a/app/views/tasks/create.html.erb b/app/views/tasks/create.html.erb
new file mode 100644
index 0000000..fcad439
--- /dev/null
+++ b/app/views/tasks/create.html.erb
@@ -0,0 +1,2 @@
+<h1>Tasks#create</h1>
+<p>Find me in app/views/tasks/create.html.erb</p>
diff --git a/app/views/tasks/dashboard.html.erb b/app/views/tasks/dashboard.html.erb
new file mode 100644
index 0000000..2481fd4
--- /dev/null
+++ b/app/views/tasks/dashboard.html.erb
@@ -0,0 +1,128 @@
+<div class="dashboard-container">
+  <div class="dashboard-header">
+    <h1>Company Dashboard</h1>
+    <div class="user-welcome">
+      Welcome back, <%= current_user.name %>!
+      <span class="user-role">(<%= current_user.role.humanize %>)</span>
+      <% if current_user.department %>
+        <span class="user-department">- <%= current_user.department.name %> Department</span>
+      <% end %>
+    </div>
+  </div>
+
+  <div class="dashboard-content">
+    <div class="stats-section">
+      <h2>Statistics</h2>
+      
+      <% case current_user.role %>
+      <% when 'admin' %>
+        <div class="stats-grid">
+          <div class="stat-card">
+            <div class="stat-number"><%= @total_tasks %></div>
+            <div class="stat-label">Total Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @open_tasks %></div>
+            <div class="stat-label">Open Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @urgent_tasks %></div>
+            <div class="stat-label">Urgent Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @departments.count %></div>
+            <div class="stat-label">Departments</div>
+          </div>
+        </div>
+        
+        <div class="departments-overview">
+          <h3>Departments Overview</h3>
+          <% @departments.each do |department| %>
+            <div class="dept-card">
+              <h4><%= department.name %></h4>
+              <div class="dept-stats">
+                <span><strong>Users:</strong> <%= department.users.count %></span>
+                <span><strong>Tasks:</strong> <%= department.tasks.count %></span>
+                <span><strong>Open:</strong> <%= department.tasks.open.count %></span>
+              </div>
+            </div>
+          <% end %>
+        </div>
+        
+      <% when 'manager' %>
+        <div class="stats-grid">
+          <div class="stat-card">
+            <div class="stat-number"><%= @dept_tasks.count %></div>
+            <div class="stat-label">Department Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @open_tasks %></div>
+            <div class="stat-label">Open Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @urgent_tasks %></div>
+            <div class="stat-label">Urgent Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @team_members.count %></div>
+            <div class="stat-label">Team Members</div>
+          </div>
+        </div>
+        
+        <div class="team-overview">
+          <h3>Team Overview - <%= current_user.department.name %></h3>
+          <% @team_members.each do |member| %>
+            <div class="member-card">
+              <div class="member-name"><%= member.name %></div>
+              <div class="member-stats">
+                <span><strong>Assigned:</strong> <%= member.assigned_tasks.count %></span>
+                <span><strong>Open:</strong> <%= member.assigned_tasks.open.count %></span>
+              </div>
+            </div>
+          <% end %>
+        </div>
+        
+      <% when 'employee' %>
+        <div class="stats-grid">
+          <div class="stat-card">
+            <div class="stat-number"><%= @my_tasks.count %></div>
+            <div class="stat-label">My Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @open_tasks %></div>
+            <div class="stat-label">Open Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @urgent_tasks %></div>
+            <div class="stat-label">Urgent Tasks</div>
+          </div>
+          <div class="stat-card">
+            <div class="stat-number"><%= @my_tasks.complete.count %></div>
+            <div class="stat-label">Completed</div>
+          </div>
+        </div>
+      <% end %>
+    </div>
+
+    <div class="recent-tasks-section">
+      <h2>Recent Tasks</h2>
+      <% if @recent_tasks.empty? %>
+        <p class="empty-state">No recent tasks found.</p>
+      <% else %>
+        <div class="tasks-list">
+          <% @recent_tasks.each do |task| %>
+            <%= render 'task', task: task %>
+          <% end %>
+        </div>
+      <% end %>
+    </div>
+  </div>
+  
+  <div class="dashboard-actions">
+    <%= link_to 'View All Tasks', tasks_path, class: 'action-btn primary' %>
+    <%= link_to 'Create New Task', new_task_path, class: 'action-btn success' %>
+    <% if current_user.admin? || current_user.manager? %>
+      <%= link_to 'Manage Departments', departments_path, class: 'action-btn secondary' %>
+    <% end %>
+  </div>
+</div>
\ No newline at end of file
diff --git a/app/views/tasks/destroy.html.erb b/app/views/tasks/destroy.html.erb
new file mode 100644
index 0000000..a90559f
--- /dev/null
+++ b/app/views/tasks/destroy.html.erb
@@ -0,0 +1,2 @@
+<h1>Tasks#destroy</h1>
+<p>Find me in app/views/tasks/destroy.html.erb</p>
diff --git a/app/views/tasks/edit.html.erb b/app/views/tasks/edit.html.erb
new file mode 100644
index 0000000..bd670a4
--- /dev/null
+++ b/app/views/tasks/edit.html.erb
@@ -0,0 +1,16 @@
+<h1>Edit Task</h1>
+
+<% if flash[:notice] %>
+  <div class="notice"><%= flash[:notice] %></div>
+<% end %>
+
+<div class="edit-task">
+  <%= form_with(model: @task, local: true, class: "task-form edit-form") do |form| %>
+    <%= render 'form', task: @task, form: form %>
+  <% end %>
+</div>
+
+<div class="back-link">
+  <%= link_to '← Back to Task', @task %> |
+  <%= link_to '← Back to List', tasks_path %>
+</div>
\ No newline at end of file
diff --git a/app/views/tasks/index.html.erb b/app/views/tasks/index.html.erb
new file mode 100644
index 0000000..c3285b6
--- /dev/null
+++ b/app/views/tasks/index.html.erb
@@ -0,0 +1,94 @@
+<div class="dashboard-header">
+  <h1>Task Management</h1>
+  
+  <% if current_user %>
+    <div class="user-info">
+      <span class="user-role">
+        <%= current_user.name %> - <%= current_user.role.humanize %>
+        <% if current_user.department %>
+          ( <%= current_user.department.name %> )
+        <% end %>
+      </span>
+    </div>
+  <% end %>
+</div>
+
+<% if flash[:notice] %>
+  <div class="notice"><%= flash[:notice] %></div>
+<% end %>
+
+<div class="content-layout">
+  <div class="sidebar">
+    <div class="filter-section">
+      <h3>Filters</h3>
+      
+      <% if accessible_departments.count > 1 %>
+        <div class="filter-group">
+          <label>Department</label>
+          <%= form_with(url: tasks_path, method: :get, local: true, class: "filter-form") do |f| %>
+            <%= f.select :department_id, 
+                options_for_select([[ "All Departments", "" ]] + accessible_departments.map { |d| [d.name, d.id] }, 
+                params[:department_id]), 
+                { onchange: "this.form.submit();" }, 
+                { class: "filter-select" } %>
+          <% end %>
+        </div>
+      <% end %>
+      
+      <div class="filter-group">
+        <label>Priority</label>
+        <%= form_with(url: tasks_path, method: :get, local: true, class: "filter-form") do |f| %>
+          <%= f.select :priority, 
+              options_for_select([[ "All Priorities", "" ]] + Task.priorities.keys.map { |p| [p.humanize, p] }, 
+              params[:priority]), 
+              { onchange: "this.form.submit();" }, 
+              { class: "filter-select" } %>
+        <% end %>
+      </div>
+      
+      <div class="filter-group">
+        <label>Status</label>
+        <%= form_with(url: tasks_path, method: :get, local: true, class: "filter-form") do |f| %>
+          <%= f.select :status, 
+              options_for_select([[ "All Statuses", "" ]] + Task.statuses.keys.map { |s| [s.humanize, s] }, 
+              params[:status]), 
+              { onchange: "this.form.submit();" }, 
+              { class: "filter-select" } %>
+        <% end %>
+      </div>
+    </div>
+    
+    <div class="actions-section">
+      <h3>Actions</h3>
+      <%= link_to 'Dashboard', dashboard_path, class: 'action-btn' %>
+      <%= link_to 'My Tasks', my_tasks_path, class: 'action-btn' if current_user.employee? %>
+      <%= link_to 'Departments', departments_path, class: 'action-btn' if current_user.admin? || current_user.manager? %>
+      <% if current_user.admin? %>
+        <%= link_to 'New User', new_user_registration_path, class: 'action-btn' %>
+      <% end %>
+    </div>
+  </div>
+
+  <div class="main-content">
+    <div class="new-task-section">
+      <h2>Create New Task</h2>
+      <%= form_with(model: @task, local: true, class: "task-form") do |form| %>
+        <%= render 'form', task: @task, form: form %>
+      <% end %>
+    </div>
+
+    <div class="tasks-section">
+      <h2>Tasks (<%= @tasks.count %>)</h2>
+      
+      <% if @tasks.empty? %>
+        <p class="empty-state">No tasks found with current filters.</p>
+      <% else %>
+        <div class="tasks-list">
+          <% @tasks.each do |task| %>
+            <%= render 'task', task: task %>
+          <% end %>
+        </div>
+      <% end %>
+    </div>
+  </div>
+</div>
diff --git a/app/views/tasks/show.html.erb b/app/views/tasks/show.html.erb
new file mode 100644
index 0000000..b78318c
--- /dev/null
+++ b/app/views/tasks/show.html.erb
@@ -0,0 +1,41 @@
+<div class="task-detail" id="task_detail_<%= @task.id %>">
+  <div class="task-header">
+    <h1 class="task-title <%= 'completed' if @task.completed %>">
+      <%= @task.title %>
+    </h1>
+    <div class="task-meta">
+      <span class="status-badge <%= @task.completed ? 'completed' : 'pending' %>">
+        <%= @task.completed ? '✓ Completed' : '○ Pending' %>
+      </span>
+      <span class="created-date">
+        Created: <%= @task.created_at.strftime('%B %d, %Y at %I:%M %p') %>
+      </span>
+    </div>
+  </div>
+
+  <div class="task-description">
+    <h2>Description</h2>
+    <% if @task.description.present? %>
+      <div class="description-content">
+        <%= simple_format(@task.description) %>
+      </div>
+    <% else %>
+      <p class="no-description">No description provided.</p>
+    <% end %>
+  </div>
+
+  <div class="task-actions">
+    <%= form_with(model: @task, local: false, method: :patch, class: "toggle-status-form") do |form| %>
+      <%= form.hidden_field :completed, value: !@task.completed %>
+      <%= form.submit @task.completed ? 'Mark as Pending' : 'Mark as Completed', 
+                      class: "status-toggle-btn #{@task.completed ? 'pending' : 'completed'}" %>
+    <% end %>
+    
+    <%= link_to 'Edit Task', edit_task_path(@task), class: 'edit-btn' %>
+    <%= link_to 'Back to List', tasks_path, class: 'back-btn' %>
+    
+    <%= link_to 'Delete', @task, method: :delete, 
+                data: { confirm: 'Are you sure you want to delete this task?' }, 
+                class: 'delete-btn' %>
+  </div>
+</div>
\ No newline at end of file
diff --git a/app/views/tasks/update.html.erb b/app/views/tasks/update.html.erb
new file mode 100644
index 0000000..fdb1ea6
--- /dev/null
+++ b/app/views/tasks/update.html.erb
@@ -0,0 +1,2 @@
+<h1>Tasks#update</h1>
+<p>Find me in app/views/tasks/update.html.erb</p>
diff --git a/app/views/tasks/update.js.erb b/app/views/tasks/update.js.erb
new file mode 100644
index 0000000..7c63ec5
--- /dev/null
+++ b/app/views/tasks/update.js.erb
@@ -0,0 +1,22 @@
+// Update task list if on index page to preserve sorting
+var tasksList = document.querySelector('.tasks-list');
+if (tasksList) {
+  <% @tasks = Task.ordered %>
+  tasksList.innerHTML = '<%= j render partial: "task", collection: @tasks, as: :task %>';
+  
+  // Handle empty state if necessary
+  var emptyState = document.querySelector('.empty-state');
+  if (emptyState) {
+    if (<%= @tasks.any? %>) {
+      emptyState.style.display = 'none';
+    } else {
+      emptyState.style.display = 'block';
+    }
+  }
+}
+
+// Update task detail page if present
+var taskDetail = document.getElementById('task_detail_<%= @task.id %>');
+if (taskDetail) {
+  taskDetail.outerHTML = '<%= j render template: "tasks/show", formats: [:html], layout: false %>';
+}
diff --git a/bin/bundle b/bin/bundle
new file mode 100755
index 0000000..66e9889
--- /dev/null
+++ b/bin/bundle
@@ -0,0 +1,3 @@
+#!/usr/bin/env ruby
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
+load Gem.bin_path('bundler', 'bundle')
diff --git a/bin/rails b/bin/rails
new file mode 100755
index 0000000..0739660
--- /dev/null
+++ b/bin/rails
@@ -0,0 +1,4 @@
+#!/usr/bin/env ruby
+APP_PATH = File.expand_path('../config/application', __dir__)
+require_relative '../config/boot'
+require 'rails/commands'
diff --git a/bin/rake b/bin/rake
new file mode 100755
index 0000000..1724048
--- /dev/null
+++ b/bin/rake
@@ -0,0 +1,4 @@
+#!/usr/bin/env ruby
+require_relative '../config/boot'
+require 'rake'
+Rake.application.run
diff --git a/bin/setup b/bin/setup
new file mode 100755
index 0000000..78c4e86
--- /dev/null
+++ b/bin/setup
@@ -0,0 +1,38 @@
+#!/usr/bin/env ruby
+require 'pathname'
+require 'fileutils'
+include FileUtils
+
+# path to your application root.
+APP_ROOT = Pathname.new File.expand_path('../../', __FILE__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+chdir APP_ROOT do
+  # This script is a starting point to setup your application.
+  # Add necessary setup steps to this file.
+
+  puts '== Installing dependencies =='
+  system! 'gem install bundler --conservative'
+  system('bundle check') || system!('bundle install')
+
+  # Install JavaScript dependencies if using Yarn
+  # system('bin/yarn')
+
+
+  # puts "\n== Copying sample files =="
+  # unless File.exist?('config/database.yml')
+  #   cp 'config/database.yml.sample', 'config/database.yml'
+  # end
+
+  puts "\n== Preparing database =="
+  system! 'bin/rails db:setup'
+
+  puts "\n== Removing old logs and tempfiles =="
+  system! 'bin/rails log:clear tmp:clear'
+
+  puts "\n== Restarting application server =="
+  system! 'bin/rails restart'
+end
diff --git a/bin/update b/bin/update
new file mode 100755
index 0000000..a8e4462
--- /dev/null
+++ b/bin/update
@@ -0,0 +1,29 @@
+#!/usr/bin/env ruby
+require 'pathname'
+require 'fileutils'
+include FileUtils
+
+# path to your application root.
+APP_ROOT = Pathname.new File.expand_path('../../', __FILE__)
+
+def system!(*args)
+  system(*args) || abort("\n== Command #{args} failed ==")
+end
+
+chdir APP_ROOT do
+  # This script is a way to update your development environment automatically.
+  # Add necessary update steps to this file.
+
+  puts '== Installing dependencies =='
+  system! 'gem install bundler --conservative'
+  system('bundle check') || system!('bundle install')
+
+  puts "\n== Updating database =="
+  system! 'bin/rails db:migrate'
+
+  puts "\n== Removing old logs and tempfiles =="
+  system! 'bin/rails log:clear tmp:clear'
+
+  puts "\n== Restarting application server =="
+  system! 'bin/rails restart'
+end
diff --git a/bin/yarn b/bin/yarn
new file mode 100755
index 0000000..c2bacef
--- /dev/null
+++ b/bin/yarn
@@ -0,0 +1,11 @@
+#!/usr/bin/env ruby
+VENDOR_PATH = File.expand_path('..', __dir__)
+Dir.chdir(VENDOR_PATH) do
+  begin
+    exec "yarnpkg #{ARGV.join(" ")}"
+  rescue Errno::ENOENT
+    $stderr.puts "Yarn executable was not detected in the system."
+    $stderr.puts "Download Yarn at https://yarnpkg.com/en/docs/install"
+    exit 1
+  end
+end
diff --git a/config.ru b/config.ru
new file mode 100644
index 0000000..f7ba0b5
--- /dev/null
+++ b/config.ru
@@ -0,0 +1,5 @@
+# This file is used by Rack-based servers to start the application.
+
+require_relative 'config/environment'
+
+run Rails.application
diff --git a/config/application.rb b/config/application.rb
new file mode 100644
index 0000000..8a4daca
--- /dev/null
+++ b/config/application.rb
@@ -0,0 +1,18 @@
+require_relative 'boot'
+
+require 'rails/all'
+
+# Require the gems listed in Gemfile, including any gems
+# you've limited to :test, :development, or :production.
+Bundler.require(*Rails.groups)
+
+module Todo
+  class Application < Rails::Application
+    # Initialize configuration defaults for originally generated Rails version.
+    config.load_defaults 5.1
+
+    # Settings in config/environments/* take precedence over those specified here.
+    # Application configuration should go into files in config/initializers
+    # -- all .rb files in that directory are automatically loaded.
+  end
+end
diff --git a/config/boot.rb b/config/boot.rb
new file mode 100644
index 0000000..30f5120
--- /dev/null
+++ b/config/boot.rb
@@ -0,0 +1,3 @@
+ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../Gemfile', __dir__)
+
+require 'bundler/setup' # Set up gems listed in the Gemfile.
diff --git a/config/cable.yml b/config/cable.yml
new file mode 100644
index 0000000..1408c98
--- /dev/null
+++ b/config/cable.yml
@@ -0,0 +1,10 @@
+development:
+  adapter: async
+
+test:
+  adapter: async
+
+production:
+  adapter: redis
+  url: redis://localhost:6379/1
+  channel_prefix: todo_production
diff --git a/config/database.yml b/config/database.yml
new file mode 100644
index 0000000..0d02f24
--- /dev/null
+++ b/config/database.yml
@@ -0,0 +1,25 @@
+# SQLite version 3.x
+#   gem install sqlite3
+#
+#   Ensure the SQLite 3 gem is defined in your Gemfile
+#   gem 'sqlite3'
+#
+default: &default
+  adapter: sqlite3
+  pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
+  timeout: 5000
+
+development:
+  <<: *default
+  database: db/development.sqlite3
+
+# Warning: The database defined as "test" will be erased and
+# re-generated from your development database when you run "rake".
+# Do not set this db to the same as development or production.
+test:
+  <<: *default
+  database: db/test.sqlite3
+
+production:
+  <<: *default
+  database: db/production.sqlite3
diff --git a/config/environment.rb b/config/environment.rb
new file mode 100644
index 0000000..426333b
--- /dev/null
+++ b/config/environment.rb
@@ -0,0 +1,5 @@
+# Load the Rails application.
+require_relative 'application'
+
+# Initialize the Rails application.
+Rails.application.initialize!
diff --git a/config/environments/development.rb b/config/environments/development.rb
new file mode 100644
index 0000000..bd55849
--- /dev/null
+++ b/config/environments/development.rb
@@ -0,0 +1,57 @@
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  # In the development environment your application's code is reloaded on
+  # every request. This slows down response time but is perfect for development
+  # since you don't have to restart the web server when you make code changes.
+  config.cache_classes = false
+
+  # Do not eager load code on boot.
+  config.eager_load = false
+
+  # Show full error reports.
+  config.consider_all_requests_local = true
+
+  # Enable/disable caching. By default caching is disabled.
+  if Rails.root.join('tmp/caching-dev.txt').exist?
+    config.action_controller.perform_caching = true
+
+    config.cache_store = :memory_store
+    config.public_file_server.headers = {
+      'Cache-Control' => "public, max-age=#{2.days.seconds.to_i}"
+    }
+  else
+    config.action_controller.perform_caching = false
+
+    config.cache_store = :null_store
+  end
+
+  # Don't care if the mailer can't send.
+  config.action_mailer.raise_delivery_errors = false
+
+  config.action_mailer.perform_caching = false
+
+  # Print deprecation notices to the Rails logger.
+  config.active_support.deprecation = :log
+
+  # Raise an error on page load if there are pending migrations.
+  config.active_record.migration_error = :page_load
+
+  # Debug mode disables concatenation and preprocessing of assets.
+  # This option may cause significant delays in view rendering with a large
+  # number of complex assets.
+  config.assets.debug = true
+
+  # Suppress logger output for asset requests.
+  config.assets.quiet = true
+
+  # Raises error for missing translations
+  # config.action_view.raise_on_missing_translations = true
+
+  # Configure default URL options for mailers
+  config.action_mailer.default_url_options = { host: 'localhost', port: 3000 }
+
+  # Use an evented file watcher to asynchronously detect changes in source code,
+  # routes, locales, etc. This feature depends on the listen gem.
+  config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+end
diff --git a/config/environments/production.rb b/config/environments/production.rb
new file mode 100644
index 0000000..0f70932
--- /dev/null
+++ b/config/environments/production.rb
@@ -0,0 +1,91 @@
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  # Code is not reloaded between requests.
+  config.cache_classes = true
+
+  # Eager load code on boot. This eager loads most of Rails and
+  # your application in memory, allowing both threaded web servers
+  # and those relying on copy on write to perform better.
+  # Rake tasks automatically ignore this option for performance.
+  config.eager_load = true
+
+  # Full error reports are disabled and caching is turned on.
+  config.consider_all_requests_local       = false
+  config.action_controller.perform_caching = true
+
+  # Attempt to read encrypted secrets from `config/secrets.yml.enc`.
+  # Requires an encryption key in `ENV["RAILS_MASTER_KEY"]` or
+  # `config/secrets.yml.key`.
+  config.read_encrypted_secrets = true
+
+  # Disable serving static files from the `/public` folder by default since
+  # Apache or NGINX already handles this.
+  config.public_file_server.enabled = ENV['RAILS_SERVE_STATIC_FILES'].present?
+
+  # Compress JavaScripts and CSS.
+  config.assets.js_compressor = :uglifier
+  # config.assets.css_compressor = :sass
+
+  # Do not fallback to assets pipeline if a precompiled asset is missed.
+  config.assets.compile = false
+
+  # `config.assets.precompile` and `config.assets.version` have moved to config/initializers/assets.rb
+
+  # Enable serving of images, stylesheets, and JavaScripts from an asset server.
+  # config.action_controller.asset_host = 'http://assets.example.com'
+
+  # Specifies the header that your server uses for sending files.
+  # config.action_dispatch.x_sendfile_header = 'X-Sendfile' # for Apache
+  # config.action_dispatch.x_sendfile_header = 'X-Accel-Redirect' # for NGINX
+
+  # Mount Action Cable outside main process or domain
+  # config.action_cable.mount_path = nil
+  # config.action_cable.url = 'wss://example.com/cable'
+  # config.action_cable.allowed_request_origins = [ 'http://example.com', /http:\/\/example.*/ ]
+
+  # Force all access to the app over SSL, use Strict-Transport-Security, and use secure cookies.
+  # config.force_ssl = true
+
+  # Use the lowest log level to ensure availability of diagnostic information
+  # when problems arise.
+  config.log_level = :debug
+
+  # Prepend all log lines with the following tags.
+  config.log_tags = [ :request_id ]
+
+  # Use a different cache store in production.
+  # config.cache_store = :mem_cache_store
+
+  # Use a real queuing backend for Active Job (and separate queues per environment)
+  # config.active_job.queue_adapter     = :resque
+  # config.active_job.queue_name_prefix = "todo_#{Rails.env}"
+  config.action_mailer.perform_caching = false
+
+  # Ignore bad email addresses and do not raise email delivery errors.
+  # Set this to true and configure the email server for immediate delivery to raise delivery errors.
+  # config.action_mailer.raise_delivery_errors = false
+
+  # Enable locale fallbacks for I18n (makes lookups for any locale fall back to
+  # the I18n.default_locale when a translation cannot be found).
+  config.i18n.fallbacks = true
+
+  # Send deprecation notices to registered listeners.
+  config.active_support.deprecation = :notify
+
+  # Use default logging formatter so that PID and timestamp are not suppressed.
+  config.log_formatter = ::Logger::Formatter.new
+
+  # Use a different logger for distributed setups.
+  # require 'syslog/logger'
+  # config.logger = ActiveSupport::TaggedLogging.new(Syslog::Logger.new 'app-name')
+
+  if ENV["RAILS_LOG_TO_STDOUT"].present?
+    logger           = ActiveSupport::Logger.new(STDOUT)
+    logger.formatter = config.log_formatter
+    config.logger    = ActiveSupport::TaggedLogging.new(logger)
+  end
+
+  # Do not dump schema after migrations.
+  config.active_record.dump_schema_after_migration = false
+end
diff --git a/config/environments/test.rb b/config/environments/test.rb
new file mode 100644
index 0000000..8e5cbde
--- /dev/null
+++ b/config/environments/test.rb
@@ -0,0 +1,42 @@
+Rails.application.configure do
+  # Settings specified here will take precedence over those in config/application.rb.
+
+  # The test environment is used exclusively to run your application's
+  # test suite. You never need to work with it otherwise. Remember that
+  # your test database is "scratch space" for the test suite and is wiped
+  # and recreated between test runs. Don't rely on the data there!
+  config.cache_classes = true
+
+  # Do not eager load code on boot. This avoids loading your whole application
+  # just for the purpose of running a single test. If you are using a tool that
+  # preloads Rails for running tests, you may have to set it to true.
+  config.eager_load = false
+
+  # Configure public file server for tests with Cache-Control for performance.
+  config.public_file_server.enabled = true
+  config.public_file_server.headers = {
+    'Cache-Control' => "public, max-age=#{1.hour.seconds.to_i}"
+  }
+
+  # Show full error reports and disable caching.
+  config.consider_all_requests_local       = true
+  config.action_controller.perform_caching = false
+
+  # Raise exceptions instead of rendering exception templates.
+  config.action_dispatch.show_exceptions = false
+
+  # Disable request forgery protection in test environment.
+  config.action_controller.allow_forgery_protection = false
+  config.action_mailer.perform_caching = false
+
+  # Tell Action Mailer not to deliver emails to the real world.
+  # The :test delivery method accumulates sent emails in the
+  # ActionMailer::Base.deliveries array.
+  config.action_mailer.delivery_method = :test
+
+  # Print deprecation notices to the stderr.
+  config.active_support.deprecation = :stderr
+
+  # Raises error for missing translations
+  # config.action_view.raise_on_missing_translations = true
+end
diff --git a/config/initializers/application_controller_renderer.rb b/config/initializers/application_controller_renderer.rb
new file mode 100644
index 0000000..51639b6
--- /dev/null
+++ b/config/initializers/application_controller_renderer.rb
@@ -0,0 +1,6 @@
+# Be sure to restart your server when you modify this file.
+
+# ApplicationController.renderer.defaults.merge!(
+#   http_host: 'example.org',
+#   https: false
+# )
diff --git a/config/initializers/assets.rb b/config/initializers/assets.rb
new file mode 100644
index 0000000..4b828e8
--- /dev/null
+++ b/config/initializers/assets.rb
@@ -0,0 +1,14 @@
+# Be sure to restart your server when you modify this file.
+
+# Version of your assets, change this if you want to expire all your assets.
+Rails.application.config.assets.version = '1.0'
+
+# Add additional assets to the asset load path.
+# Rails.application.config.assets.paths << Emoji.images_path
+# Add Yarn node_modules folder to the asset load path.
+Rails.application.config.assets.paths << Rails.root.join('node_modules')
+
+# Precompile additional assets.
+# application.js, application.css, and all non-JS/CSS in the app/assets
+# folder are already added.
+# Rails.application.config.assets.precompile += %w( admin.js admin.css )
diff --git a/config/initializers/backtrace_silencers.rb b/config/initializers/backtrace_silencers.rb
new file mode 100644
index 0000000..59385cd
--- /dev/null
+++ b/config/initializers/backtrace_silencers.rb
@@ -0,0 +1,7 @@
+# Be sure to restart your server when you modify this file.
+
+# You can add backtrace silencers for libraries that you're using but don't wish to see in your backtraces.
+# Rails.backtrace_cleaner.add_silencer { |line| line =~ /my_noisy_library/ }
+
+# You can also remove all the silencers if you're trying to debug a problem that might stem from framework code.
+# Rails.backtrace_cleaner.remove_silencers!
diff --git a/config/initializers/cookies_serializer.rb b/config/initializers/cookies_serializer.rb
new file mode 100644
index 0000000..5a6a32d
--- /dev/null
+++ b/config/initializers/cookies_serializer.rb
@@ -0,0 +1,5 @@
+# Be sure to restart your server when you modify this file.
+
+# Specify a serializer for the signed and encrypted cookie jars.
+# Valid options are :json, :marshal, and :hybrid.
+Rails.application.config.action_dispatch.cookies_serializer = :json
diff --git a/config/initializers/devise.rb b/config/initializers/devise.rb
new file mode 100644
index 0000000..10fdc7f
--- /dev/null
+++ b/config/initializers/devise.rb
@@ -0,0 +1,313 @@
+# frozen_string_literal: true
+
+# Assuming you have not yet modified this file, each configuration option below
+# is set to its default value. Note that some are commented out while others
+# are not: uncommented lines are intended to protect your configuration from
+# breaking changes in upgrades (i.e., in the event that future versions of
+# Devise change the default values for those options).
+#
+# Use this hook to configure devise mailer, warden hooks and so forth.
+# Many of these configuration options can be set straight in your model.
+Devise.setup do |config|
+  # The secret key used by Devise. Devise uses this key to generate
+  # random tokens. Changing this key will render invalid all existing
+  # confirmation, reset password and unlock tokens in the database.
+  # Devise will use the `secret_key_base` as its `secret_key`
+  # by default. You can change it below and use your own secret key.
+  # config.secret_key = '1e92a41bc3c71b359257e2f655aa7acea90e5f21d68dc6a5e98997aca9211cbb6a2c3e4ad8a48938e4d028888c88d30628c3da34d04e6b69fc6210cdc12ed0d0'
+
+  # ==> Controller configuration
+  # Configure the parent class to the devise controllers.
+  # config.parent_controller = 'DeviseController'
+
+  # ==> Mailer Configuration
+  # Configure the e-mail address which will be shown in Devise::Mailer,
+  # note that it will be overwritten if you use your own mailer class
+  # with default "from" parameter.
+  config.mailer_sender = 'please-change-me-at-config-initializers-devise@example.com'
+
+  # Configure the class responsible to send e-mails.
+  # config.mailer = 'Devise::Mailer'
+
+  # Configure the parent class responsible to send e-mails.
+  # config.parent_mailer = 'ActionMailer::Base'
+
+  # ==> ORM configuration
+  # Load and configure the ORM. Supports :active_record (default) and
+  # :mongoid (bson_ext recommended) by default. Other ORMs may be
+  # available as additional gems.
+  require 'devise/orm/active_record'
+
+  # ==> Configuration for any authentication mechanism
+  # Configure which keys are used when authenticating a user. The default is
+  # just :email. You can configure it to use [:username, :subdomain], so for
+  # authenticating a user, both parameters are required. Remember that those
+  # parameters are used only when authenticating and not when retrieving from
+  # session. If you need permissions, you should implement that in a before filter.
+  # You can also supply a hash where the value is a boolean determining whether
+  # or not authentication should be aborted when the value is not present.
+  # config.authentication_keys = [:email]
+
+  # Configure parameters from the request object used for authentication. Each entry
+  # given should be a request method and it will automatically be passed to the
+  # find_for_authentication method and considered in your model lookup. For instance,
+  # if you set :request_keys to [:subdomain], :subdomain will be used on authentication.
+  # The same considerations mentioned for authentication_keys also apply to request_keys.
+  # config.request_keys = []
+
+  # Configure which authentication keys should be case-insensitive.
+  # These keys will be downcased upon creating or modifying a user and when used
+  # to authenticate or find a user. Default is :email.
+  config.case_insensitive_keys = [:email]
+
+  # Configure which authentication keys should have whitespace stripped.
+  # These keys will have whitespace before and after removed upon creating or
+  # modifying a user and when used to authenticate or find a user. Default is :email.
+  config.strip_whitespace_keys = [:email]
+
+  # Tell if authentication through request.params is enabled. True by default.
+  # It can be set to an array that will enable params authentication only for the
+  # given strategies, for example, `config.params_authenticatable = [:database]` will
+  # enable it only for database (email + password) authentication.
+  # config.params_authenticatable = true
+
+  # Tell if authentication through HTTP Auth is enabled. False by default.
+  # It can be set to an array that will enable http authentication only for the
+  # given strategies, for example, `config.http_authenticatable = [:database]` will
+  # enable it only for database authentication.
+  # For API-only applications to support authentication "out-of-the-box", you will likely want to
+  # enable this with :database unless you are using a custom strategy.
+  # The supported strategies are:
+  # :database      = Support basic authentication with authentication key + password
+  # config.http_authenticatable = false
+
+  # If 401 status code should be returned for AJAX requests. True by default.
+  # config.http_authenticatable_on_xhr = true
+
+  # The realm used in Http Basic Authentication. 'Application' by default.
+  # config.http_authentication_realm = 'Application'
+
+  # It will change confirmation, password recovery and other workflows
+  # to behave the same regardless if the e-mail provided was right or wrong.
+  # Does not affect registerable.
+  # config.paranoid = true
+
+  # By default Devise will store the user in session. You can skip storage for
+  # particular strategies by setting this option.
+  # Notice that if you are skipping storage for all authentication paths, you
+  # may want to disable generating routes to Devise's sessions controller by
+  # passing skip: :sessions to `devise_for` in your config/routes.rb
+  config.skip_session_storage = [:http_auth]
+
+  # By default, Devise cleans up the CSRF token on authentication to
+  # avoid CSRF token fixation attacks. This means that, when using AJAX
+  # requests for sign in and sign up, you need to get a new CSRF token
+  # from the server. You can disable this option at your own risk.
+  # config.clean_up_csrf_token_on_authentication = true
+
+  # When false, Devise will not attempt to reload routes on eager load.
+  # This can reduce the time taken to boot the app but if your application
+  # requires the Devise mappings to be loaded during boot time the application
+  # won't boot properly.
+  # config.reload_routes = true
+
+  # ==> Configuration for :database_authenticatable
+  # For bcrypt, this is the cost for hashing the password and defaults to 12. If
+  # using other algorithms, it sets how many times you want the password to be hashed.
+  # The number of stretches used for generating the hashed password are stored
+  # with the hashed password. This allows you to change the stretches without
+  # invalidating existing passwords.
+  #
+  # Limiting the stretches to just one in testing will increase the performance of
+  # your test suite dramatically. However, it is STRONGLY RECOMMENDED to not use
+  # a value less than 10 in other environments. Note that, for bcrypt (the default
+  # algorithm), the cost increases exponentially with the number of stretches (e.g.
+  # a value of 20 is already extremely slow: approx. 60 seconds for 1 calculation).
+  config.stretches = Rails.env.test? ? 1 : 12
+
+  # Set up a pepper to generate the hashed password.
+  # config.pepper = '47bd3fc6f385cd4ca20b230d7e7e43e91e595623be574e3d3af0c256b85936d1edf0366db3fd22cda4bcaa95d936da5dbb68367682448a07a0f067f2f258d0df'
+
+  # Send a notification to the original email when the user's email is changed.
+  # config.send_email_changed_notification = false
+
+  # Send a notification email when the user's password is changed.
+  # config.send_password_change_notification = false
+
+  # ==> Configuration for :confirmable
+  # A period that the user is allowed to access the website even without
+  # confirming their account. For instance, if set to 2.days, the user will be
+  # able to access the website for two days without confirming their account,
+  # access will be blocked just in the third day.
+  # You can also set it to nil, which will allow the user to access the website
+  # without confirming their account.
+  # Default is 0.days, meaning the user cannot access the website without
+  # confirming their account.
+  # config.allow_unconfirmed_access_for = 2.days
+
+  # A period that the user is allowed to confirm their account before their
+  # token becomes invalid. For example, if set to 3.days, the user can confirm
+  # their account within 3 days after the mail was sent, but on the fourth day
+  # their account can't be confirmed with the token any more.
+  # Default is nil, meaning there is no restriction on how long a user can take
+  # before confirming their account.
+  # config.confirm_within = 3.days
+
+  # If true, requires any email changes to be confirmed (exactly the same way as
+  # initial account confirmation) to be applied. Requires additional unconfirmed_email
+  # db field (see migrations). Until confirmed, new email is stored in
+  # unconfirmed_email column, and copied to email column on successful confirmation.
+  config.reconfirmable = true
+
+  # Defines which key will be used when confirming an account
+  # config.confirmation_keys = [:email]
+
+  # ==> Configuration for :rememberable
+  # The time the user will be remembered without asking for credentials again.
+  # config.remember_for = 2.weeks
+
+  # Invalidates all the remember me tokens when the user signs out.
+  config.expire_all_remember_me_on_sign_out = true
+
+  # If true, extends the user's remember period when remembered via cookie.
+  # config.extend_remember_period = false
+
+  # Options to be passed to the created cookie. For instance, you can set
+  # secure: true in order to force SSL only cookies.
+  # config.rememberable_options = {}
+
+  # ==> Configuration for :validatable
+  # Range for password length.
+  config.password_length = 6..128
+
+  # Email regex used to validate email formats. It simply asserts that
+  # one (and only one) @ exists in the given string. This is mainly
+  # to give user feedback and not to assert the e-mail validity.
+  config.email_regexp = /\A[^@\s]+@[^@\s]+\z/
+
+  # ==> Configuration for :timeoutable
+  # The time you want to timeout the user session without activity. After this
+  # time the user will be asked for credentials again. Default is 30 minutes.
+  # config.timeout_in = 30.minutes
+
+  # ==> Configuration for :lockable
+  # Defines which strategy will be used to lock an account.
+  # :failed_attempts = Locks an account after a number of failed attempts to sign in.
+  # :none            = No lock strategy. You should handle locking by yourself.
+  # config.lock_strategy = :failed_attempts
+
+  # Defines which key will be used when locking and unlocking an account
+  # config.unlock_keys = [:email]
+
+  # Defines which strategy will be used to unlock an account.
+  # :email = Sends an unlock link to the user email
+  # :time  = Re-enables login after a certain amount of time (see :unlock_in below)
+  # :both  = Enables both strategies
+  # :none  = No unlock strategy. You should handle unlocking by yourself.
+  # config.unlock_strategy = :both
+
+  # Number of authentication tries before locking an account if lock_strategy
+  # is failed attempts.
+  # config.maximum_attempts = 20
+
+  # Time interval to unlock the account if :time is enabled as unlock_strategy.
+  # config.unlock_in = 1.hour
+
+  # Warn on the last attempt before the account is locked.
+  # config.last_attempt_warning = true
+
+  # ==> Configuration for :recoverable
+  #
+  # Defines which key will be used when recovering the password for an account
+  # config.reset_password_keys = [:email]
+
+  # Time interval you can reset your password with a reset password key.
+  # Don't put a too small interval or your users won't have the time to
+  # change their passwords.
+  config.reset_password_within = 6.hours
+
+  # When set to false, does not sign a user in automatically after their password is
+  # reset. Defaults to true, so a user is signed in automatically after a reset.
+  # config.sign_in_after_reset_password = true
+
+  # ==> Configuration for :encryptable
+  # Allow you to use another hashing or encryption algorithm besides bcrypt (default).
+  # You can use :sha1, :sha512 or algorithms from others authentication tools as
+  # :clearance_sha1, :authlogic_sha512 (then you should set stretches above to 20
+  # for default behavior) and :restful_authentication_sha1 (then you should set
+  # stretches to 10, and copy REST_AUTH_SITE_KEY to pepper).
+  #
+  # Require the `devise-encryptable` gem when using anything other than bcrypt
+  # config.encryptor = :sha512
+
+  # ==> Scopes configuration
+  # Turn scoped views on. Before rendering "sessions/new", it will first check for
+  # "users/sessions/new". It's turned off by default because it's slower if you
+  # are using only default views.
+  # config.scoped_views = false
+
+  # Configure the default scope given to Warden. By default it's the first
+  # devise role declared in your routes (usually :user).
+  # config.default_scope = :user
+
+  # Set this configuration to false if you want /users/sign_out to sign out
+  # only the current scope. By default, Devise signs out all scopes.
+  # config.sign_out_all_scopes = true
+
+  # ==> Navigation configuration
+  # Lists the formats that should be treated as navigational. Formats like
+  # :html should redirect to the sign in page when the user does not have
+  # access, but formats like :xml or :json, should return 401.
+  #
+  # If you have any extra navigational formats, like :iphone or :mobile, you
+  # should add them to the navigational formats lists.
+  #
+  # The "*/*" below is required to match Internet Explorer requests.
+  # config.navigational_formats = ['*/*', :html, :turbo_stream]
+
+  # The default HTTP method used to sign out a resource. Default is :delete.
+  config.sign_out_via = :delete
+
+  # ==> OmniAuth
+  # Add a new OmniAuth provider. Check the wiki for more information on setting
+  # up on your models and hooks.
+  # config.omniauth :github, 'APP_ID', 'APP_SECRET', scope: 'user,public_repo'
+
+  # ==> Warden configuration
+  # If you want to use other strategies, that are not supported by Devise, or
+  # change the failure app, you can configure them inside the config.warden block.
+  #
+  # config.warden do |manager|
+  #   manager.intercept_401 = false
+  #   manager.default_strategies(scope: :user).unshift :some_external_strategy
+  # end
+
+  # ==> Mountable engine configurations
+  # When using Devise inside an engine, let's call it `MyEngine`, and this engine
+  # is mountable, there are some extra configurations to be taken into account.
+  # The following options are available, assuming the engine is mounted as:
+  #
+  #     mount MyEngine, at: '/my_engine'
+  #
+  # The router that invoked `devise_for`, in the example above, would be:
+  # config.router_name = :my_engine
+  #
+  # When using OmniAuth, Devise cannot automatically set OmniAuth path,
+  # so you need to do it manually. For the users scope, it would be:
+  # config.omniauth_path_prefix = '/my_engine/users/auth'
+
+  # ==> Hotwire/Turbo configuration
+  # When using Devise with Hotwire/Turbo, the http status for error responses
+  # and some redirects must match the following. The default in Devise for existing
+  # apps is `200 OK` and `302 Found` respectively, but new apps are generated with
+  # these new defaults that match Hotwire/Turbo behavior.
+  # Note: These might become the new default in future versions of Devise.
+  config.responder.error_status = :unprocessable_entity
+  config.responder.redirect_status = :see_other
+
+  # ==> Configuration for :registerable
+
+  # When set to false, does not sign a user in automatically after their password is
+  # changed. Defaults to true, so a user is signed in automatically after changing a password.
+  # config.sign_in_after_change_password = true
+end
diff --git a/config/initializers/filter_parameter_logging.rb b/config/initializers/filter_parameter_logging.rb
new file mode 100644
index 0000000..4a994e1
--- /dev/null
+++ b/config/initializers/filter_parameter_logging.rb
@@ -0,0 +1,4 @@
+# Be sure to restart your server when you modify this file.
+
+# Configure sensitive parameters which will be filtered from the log file.
+Rails.application.config.filter_parameters += [:password]
diff --git a/config/initializers/inflections.rb b/config/initializers/inflections.rb
new file mode 100644
index 0000000..ac033bf
--- /dev/null
+++ b/config/initializers/inflections.rb
@@ -0,0 +1,16 @@
+# Be sure to restart your server when you modify this file.
+
+# Add new inflection rules using the following format. Inflections
+# are locale specific, and you may define rules for as many different
+# locales as you wish. All of these examples are active by default:
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.plural /^(ox)$/i, '\1en'
+#   inflect.singular /^(ox)en/i, '\1'
+#   inflect.irregular 'person', 'people'
+#   inflect.uncountable %w( fish sheep )
+# end
+
+# These inflection rules are supported but not enabled by default:
+# ActiveSupport::Inflector.inflections(:en) do |inflect|
+#   inflect.acronym 'RESTful'
+# end
diff --git a/config/initializers/mime_types.rb b/config/initializers/mime_types.rb
new file mode 100644
index 0000000..dc18996
--- /dev/null
+++ b/config/initializers/mime_types.rb
@@ -0,0 +1,4 @@
+# Be sure to restart your server when you modify this file.
+
+# Add new mime types for use in respond_to blocks:
+# Mime::Type.register "text/richtext", :rtf
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
new file mode 100644
index 0000000..bbfc396
--- /dev/null
+++ b/config/initializers/wrap_parameters.rb
@@ -0,0 +1,14 @@
+# Be sure to restart your server when you modify this file.
+
+# This file contains settings for ActionController::ParamsWrapper which
+# is enabled by default.
+
+# Enable parameter wrapping for JSON. You can disable this by setting :format to an empty array.
+ActiveSupport.on_load(:action_controller) do
+  wrap_parameters format: [:json]
+end
+
+# To enable root element in JSON for ActiveRecord objects.
+# ActiveSupport.on_load(:active_record) do
+#   self.include_root_in_json = true
+# end
diff --git a/config/locales/devise.en.yml b/config/locales/devise.en.yml
new file mode 100644
index 0000000..260e1c4
--- /dev/null
+++ b/config/locales/devise.en.yml
@@ -0,0 +1,65 @@
+# Additional translations at https://github.com/heartcombo/devise/wiki/I18n
+
+en:
+  devise:
+    confirmations:
+      confirmed: "Your email address has been successfully confirmed."
+      send_instructions: "You will receive an email with instructions for how to confirm your email address in a few minutes."
+      send_paranoid_instructions: "If your email address exists in our database, you will receive an email with instructions for how to confirm your email address in a few minutes."
+    failure:
+      already_authenticated: "You are already signed in."
+      inactive: "Your account is not activated yet."
+      invalid: "Invalid %{authentication_keys} or password."
+      locked: "Your account is locked."
+      last_attempt: "You have one more attempt before your account is locked."
+      not_found_in_database: "Invalid %{authentication_keys} or password."
+      timeout: "Your session expired. Please sign in again to continue."
+      unauthenticated: "You need to sign in or sign up before continuing."
+      unconfirmed: "You have to confirm your email address before continuing."
+    mailer:
+      confirmation_instructions:
+        subject: "Confirmation instructions"
+      reset_password_instructions:
+        subject: "Reset password instructions"
+      unlock_instructions:
+        subject: "Unlock instructions"
+      email_changed:
+        subject: "Email Changed"
+      password_change:
+        subject: "Password Changed"
+    omniauth_callbacks:
+      failure: "Could not authenticate you from %{kind} because \"%{reason}\"."
+      success: "Successfully authenticated from %{kind} account."
+    passwords:
+      no_token: "You can't access this page without coming from a password reset email. If you do come from a password reset email, please make sure you used the full URL provided."
+      send_instructions: "You will receive an email with instructions on how to reset your password in a few minutes."
+      send_paranoid_instructions: "If your email address exists in our database, you will receive a password recovery link at your email address in a few minutes."
+      updated: "Your password has been changed successfully. You are now signed in."
+      updated_not_active: "Your password has been changed successfully."
+    registrations:
+      destroyed: "Bye! Your account has been successfully cancelled. We hope to see you again soon."
+      signed_up: "Welcome! You have signed up successfully."
+      signed_up_but_inactive: "You have signed up successfully. However, we could not sign you in because your account is not yet activated."
+      signed_up_but_locked: "You have signed up successfully. However, we could not sign you in because your account is locked."
+      signed_up_but_unconfirmed: "A message with a confirmation link has been sent to your email address. Please follow the link to activate your account."
+      update_needs_confirmation: "You updated your account successfully, but we need to verify your new email address. Please check your email and follow the confirmation link to confirm your new email address."
+      updated: "Your account has been updated successfully."
+      updated_but_not_signed_in: "Your account has been updated successfully, but since your password was changed, you need to sign in again."
+    sessions:
+      signed_in: "Signed in successfully."
+      signed_out: "Signed out successfully."
+      already_signed_out: "Signed out successfully."
+    unlocks:
+      send_instructions: "You will receive an email with instructions for how to unlock your account in a few minutes."
+      send_paranoid_instructions: "If your account exists, you will receive an email with instructions for how to unlock it in a few minutes."
+      unlocked: "Your account has been unlocked successfully. Please sign in to continue."
+  errors:
+    messages:
+      already_confirmed: "was already confirmed, please try signing in"
+      confirmation_period_expired: "needs to be confirmed within %{period}, please request a new one"
+      expired: "has expired, please request a new one"
+      not_found: "not found"
+      not_locked: "was not locked"
+      not_saved:
+        one: "1 error prohibited this %{resource} from being saved:"
+        other: "%{count} errors prohibited this %{resource} from being saved:"
diff --git a/config/locales/en.yml b/config/locales/en.yml
new file mode 100644
index 0000000..decc5a8
--- /dev/null
+++ b/config/locales/en.yml
@@ -0,0 +1,33 @@
+# Files in the config/locales directory are used for internationalization
+# and are automatically loaded by Rails. If you want to use locales other
+# than English, add the necessary files in this directory.
+#
+# To use the locales, use `I18n.t`:
+#
+#     I18n.t 'hello'
+#
+# In views, this is aliased to just `t`:
+#
+#     <%= t('hello') %>
+#
+# To use a different locale, set it with `I18n.locale`:
+#
+#     I18n.locale = :es
+#
+# This would use the information in config/locales/es.yml.
+#
+# The following keys must be escaped otherwise they will not be retrieved by
+# the default I18n backend:
+#
+# true, false, on, off, yes, no
+#
+# Instead, surround them with single quotes.
+#
+# en:
+#   'true': 'foo'
+#
+# To learn more, please read the Rails Internationalization guide
+# available at http://guides.rubyonrails.org/i18n.html.
+
+en:
+  hello: "Hello world"
diff --git a/config/puma.rb b/config/puma.rb
new file mode 100644
index 0000000..1e19380
--- /dev/null
+++ b/config/puma.rb
@@ -0,0 +1,56 @@
+# Puma can serve each request in a thread from an internal thread pool.
+# The `threads` method setting takes two numbers: a minimum and maximum.
+# Any libraries that use thread pools should be configured to match
+# the maximum value specified for Puma. Default is set to 5 threads for minimum
+# and maximum; this matches the default thread size of Active Record.
+#
+threads_count = ENV.fetch("RAILS_MAX_THREADS") { 5 }
+threads threads_count, threads_count
+
+# Specifies the `port` that Puma will listen on to receive requests; default is 3000.
+#
+port        ENV.fetch("PORT") { 3000 }
+
+# Specifies the `environment` that Puma will run in.
+#
+environment ENV.fetch("RAILS_ENV") { "development" }
+
+# Specifies the number of `workers` to boot in clustered mode.
+# Workers are forked webserver processes. If using threads and workers together
+# the concurrency of the application would be max `threads` * `workers`.
+# Workers do not work on JRuby or Windows (both of which do not support
+# processes).
+#
+# workers ENV.fetch("WEB_CONCURRENCY") { 2 }
+
+# Use the `preload_app!` method when specifying a `workers` number.
+# This directive tells Puma to first boot the application and load code
+# before forking the application. This takes advantage of Copy On Write
+# process behavior so workers use less memory. If you use this option
+# you need to make sure to reconnect any threads in the `on_worker_boot`
+# block.
+#
+# preload_app!
+
+# If you are preloading your application and using Active Record, it's
+# recommended that you close any connections to the database before workers
+# are forked to prevent connection leakage.
+#
+# before_fork do
+#   ActiveRecord::Base.connection_pool.disconnect! if defined?(ActiveRecord)
+# end
+
+# The code in the `on_worker_boot` will be called if you are using
+# clustered mode by specifying a number of `workers`. After each worker
+# process is booted, this block will be run. If you are using the `preload_app!`
+# option, you will want to use this block to reconnect to any threads
+# or connections that may have been created at application boot, as Ruby
+# cannot share connections between processes.
+#
+# on_worker_boot do
+#   ActiveRecord::Base.establish_connection if defined?(ActiveRecord)
+# end
+#
+
+# Allow puma to be restarted by `rails restart` command.
+plugin :tmp_restart
diff --git a/config/routes.rb b/config/routes.rb
new file mode 100644
index 0000000..87c289f
--- /dev/null
+++ b/config/routes.rb
@@ -0,0 +1,21 @@
+Rails.application.routes.draw do
+  devise_for :users
+  
+  resources :departments do
+    member do
+      get :tasks
+    end
+  end
+  
+  resources :tasks do
+    member do
+      patch :assign
+    end
+  end
+  
+  root 'tasks#index'
+  
+  # Add some useful routes for dashboard
+  get 'dashboard', to: 'tasks#dashboard'
+  get 'my_tasks', to: 'tasks#my_tasks'
+end
diff --git a/config/secrets.yml b/config/secrets.yml
new file mode 100644
index 0000000..199a46e
--- /dev/null
+++ b/config/secrets.yml
@@ -0,0 +1,32 @@
+# Be sure to restart your server when you modify this file.
+
+# Your secret key is used for verifying the integrity of signed cookies.
+# If you change this key, all old signed cookies will become invalid!
+
+# Make sure the secret is at least 30 characters and all random,
+# no regular words or you'll be exposed to dictionary attacks.
+# You can use `rails secret` to generate a secure secret key.
+
+# Make sure the secrets in this file are kept private
+# if you're sharing your code publicly.
+
+# Shared secrets are available across all environments.
+
+# shared:
+#   api_key: a1B2c3D4e5F6
+
+# Environmental secrets are only available for that specific environment.
+
+development:
+  secret_key_base: c7d0df60d7482f05b17e4f135166fe13b859285f9f3fbc250e1d26b633e63efc2006336e581a96c905be9ddcf4ab0b9c8a7ed4c140f2f9f880f5239af4b0320e
+
+test:
+  secret_key_base: b77419db6aa8eca0f21e8f8ddfb0107a4881775b2223a2d18c2400ef71bc812c62e2ea71eb0a90bdaddcb4075c39dadd27b67ae48a4358cbde28c9edd4d45ca0
+
+# Do not keep production secrets in the unencrypted secrets file.
+# Instead, either read values from the environment.
+# Or, use `bin/rails secrets:setup` to configure encrypted secrets
+# and move the `production:` environment over there.
+
+production:
+  secret_key_base: <%= ENV["SECRET_KEY_BASE"] %>
diff --git a/config/spring.rb b/config/spring.rb
new file mode 100644
index 0000000..c9119b4
--- /dev/null
+++ b/config/spring.rb
@@ -0,0 +1,6 @@
+%w(
+  .ruby-version
+  .rbenv-vars
+  tmp/restart.txt
+  tmp/caching-dev.txt
+).each { |path| Spring.watch(path) }
diff --git a/db/migrate/20260120093711_create_tasks.rb b/db/migrate/20260120093711_create_tasks.rb
new file mode 100644
index 0000000..412444c
--- /dev/null
+++ b/db/migrate/20260120093711_create_tasks.rb
@@ -0,0 +1,10 @@
+class CreateTasks < ActiveRecord::Migration[5.1]
+  def change
+    create_table :tasks do |t|
+      t.string :title
+      t.boolean :completed
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20260120101432_add_description_to_tasks.rb b/db/migrate/20260120101432_add_description_to_tasks.rb
new file mode 100644
index 0000000..3da0a19
--- /dev/null
+++ b/db/migrate/20260120101432_add_description_to_tasks.rb
@@ -0,0 +1,5 @@
+class AddDescriptionToTasks < ActiveRecord::Migration[5.1]
+  def change
+    add_column :tasks, :description, :text
+  end
+end
diff --git a/db/migrate/20260121074647_create_departments.rb b/db/migrate/20260121074647_create_departments.rb
new file mode 100644
index 0000000..9c3218c
--- /dev/null
+++ b/db/migrate/20260121074647_create_departments.rb
@@ -0,0 +1,11 @@
+class CreateDepartments < ActiveRecord::Migration[5.1]
+  def change
+    create_table :departments do |t|
+      t.string :name, null: false
+      t.text :description
+
+      t.timestamps
+    end
+    add_index :departments, :name, unique: true
+  end
+end
diff --git a/db/migrate/20260121074803_create_users.rb b/db/migrate/20260121074803_create_users.rb
new file mode 100644
index 0000000..a4ea2db
--- /dev/null
+++ b/db/migrate/20260121074803_create_users.rb
@@ -0,0 +1,14 @@
+class CreateUsers < ActiveRecord::Migration[5.1]
+  def change
+    create_table :users do |t|
+      t.string :name, null: false
+      t.string :email, null: false
+      t.string :role, null: false, default: 'employee'
+      t.references :department, foreign_key: true
+
+      t.timestamps
+    end
+    add_index :users, :email, unique: true
+    add_index :users, :role
+  end
+end
diff --git a/db/migrate/20260121075301_add_devise_to_users.rb b/db/migrate/20260121075301_add_devise_to_users.rb
new file mode 100644
index 0000000..8df64ab
--- /dev/null
+++ b/db/migrate/20260121075301_add_devise_to_users.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+class AddDeviseToUsers < ActiveRecord::Migration[5.1]
+  def change
+    change_table :users do |t|
+      ## Database authenticatable
+      t.string :encrypted_password, null: false, default: ""
+
+      ## Recoverable
+      t.string   :reset_password_token
+      t.datetime :reset_password_sent_at
+
+      ## Rememberable
+      t.datetime :remember_created_at
+
+      ## Trackable
+      t.integer  :sign_in_count, default: 0, null: false
+      t.datetime :current_sign_in_at
+      t.datetime :last_sign_in_at
+      t.string   :current_sign_in_ip
+      t.string   :last_sign_in_ip
+
+      ## Confirmable
+      t.string   :confirmation_token
+      t.datetime :confirmed_at
+      t.datetime :confirmation_sent_at
+      t.string   :unconfirmed_email # Only if using reconfirmable
+
+      ## Lockable
+      t.integer  :failed_attempts, default: 0, null: false # Only if lock strategy is :failed_attempts
+      t.string   :unlock_token # Only if unlock strategy is :email or : both
+      t.datetime :locked_at
+    end
+
+    add_index :users, :reset_password_token, unique: true
+    add_index :users, :confirmation_token,   unique: true
+    add_index :users, :unlock_token,         unique: true
+  end
+end
diff --git a/db/migrate/20260122034424_add_company_fields_to_tasks.rb b/db/migrate/20260122034424_add_company_fields_to_tasks.rb
new file mode 100644
index 0000000..24d7ccd
--- /dev/null
+++ b/db/migrate/20260122034424_add_company_fields_to_tasks.rb
@@ -0,0 +1,13 @@
+class AddCompanyFieldsToTasks < ActiveRecord::Migration[5.1]
+  def change
+    add_column :tasks, :priority, :string, null: false, default: 'planning'
+    add_column :tasks, :status, :string, null: false, default: 'open'
+    add_reference :tasks, :department, foreign_key: true
+    add_reference :tasks, :assignee, foreign_key: { to_table: :users }
+    add_reference :tasks, :creator, foreign_key: { to_table: :users }
+    
+    add_index :tasks, :priority
+    add_index :tasks, :status
+    add_index :tasks, [:department_id, :status]
+  end
+end
diff --git a/db/migrate/20260122043706_create_task_activities.rb b/db/migrate/20260122043706_create_task_activities.rb
new file mode 100644
index 0000000..cd303e9
--- /dev/null
+++ b/db/migrate/20260122043706_create_task_activities.rb
@@ -0,0 +1,12 @@
+class CreateTaskActivities < ActiveRecord::Migration[5.1]
+  def change
+    create_table :task_activities do |t|
+      t.references :task, foreign_key: true
+      t.references :user, foreign_key: true
+      t.string :action
+      t.text :details
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
new file mode 100644
index 0000000..0cb223d
--- /dev/null
+++ b/db/schema.rb
@@ -0,0 +1,84 @@
+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 20260122043706) do
+
+  create_table "departments", force: :cascade do |t|
+    t.string "name", null: false
+    t.text "description"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["name"], name: "index_departments_on_name", unique: true
+  end
+
+  create_table "task_activities", force: :cascade do |t|
+    t.integer "task_id"
+    t.integer "user_id"
+    t.string "action"
+    t.text "details"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["task_id"], name: "index_task_activities_on_task_id"
+    t.index ["user_id"], name: "index_task_activities_on_user_id"
+  end
+
+  create_table "tasks", force: :cascade do |t|
+    t.string "title"
+    t.boolean "completed"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.text "description"
+    t.string "priority", default: "planning", null: false
+    t.string "status", default: "open", null: false
+    t.integer "department_id"
+    t.integer "assignee_id"
+    t.integer "creator_id"
+    t.index ["assignee_id"], name: "index_tasks_on_assignee_id"
+    t.index ["creator_id"], name: "index_tasks_on_creator_id"
+    t.index ["department_id", "status"], name: "index_tasks_on_department_id_and_status"
+    t.index ["department_id"], name: "index_tasks_on_department_id"
+    t.index ["priority"], name: "index_tasks_on_priority"
+    t.index ["status"], name: "index_tasks_on_status"
+  end
+
+  create_table "users", force: :cascade do |t|
+    t.string "name", null: false
+    t.string "email", null: false
+    t.string "role", default: "employee", null: false
+    t.integer "department_id"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.string "encrypted_password", default: "", null: false
+    t.string "reset_password_token"
+    t.datetime "reset_password_sent_at"
+    t.datetime "remember_created_at"
+    t.integer "sign_in_count", default: 0, null: false
+    t.datetime "current_sign_in_at"
+    t.datetime "last_sign_in_at"
+    t.string "current_sign_in_ip"
+    t.string "last_sign_in_ip"
+    t.string "confirmation_token"
+    t.datetime "confirmed_at"
+    t.datetime "confirmation_sent_at"
+    t.string "unconfirmed_email"
+    t.integer "failed_attempts", default: 0, null: false
+    t.string "unlock_token"
+    t.datetime "locked_at"
+    t.index ["confirmation_token"], name: "index_users_on_confirmation_token", unique: true
+    t.index ["department_id"], name: "index_users_on_department_id"
+    t.index ["email"], name: "index_users_on_email", unique: true
+    t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
+    t.index ["role"], name: "index_users_on_role"
+    t.index ["unlock_token"], name: "index_users_on_unlock_token", unique: true
+  end
+
+end
diff --git a/db/seeds.rb b/db/seeds.rb
new file mode 100644
index 0000000..0ec7cf1
--- /dev/null
+++ b/db/seeds.rb
@@ -0,0 +1,127 @@
+# This file should contain all the record creation needed to seed the database with its default values.
+
+puts "Creating departments..."
+# Create default departments
+Department.find_or_create_by!(name: 'Engineering') do |dept|
+  dept.description = 'Software development and technical operations'
+end
+
+Department.find_or_create_by!(name: 'Marketing') do |dept|
+  dept.description = 'Marketing campaigns and brand management'
+end
+
+Department.find_or_create_by!(name: 'Human Resources') do |dept|
+  dept.description = 'Employee management and company culture'
+end
+
+Department.find_or_create_by!(name: 'Sales') do |dept|
+  dept.description = 'Customer relations and revenue generation'
+end
+
+puts "Creating users..."
+# Create admin user
+admin = User.find_or_create_by!(email: 'admin@company.com') do |user|
+  user.name = 'System Admin'
+  user.password = 'password123'
+  user.role = 'admin'
+end
+
+puts "Creating manager users..."
+# Create manager users
+hr_manager = User.find_or_create_by!(email: 'hr@company.com') do |user|
+  user.name = 'HR Manager'
+  user.password = 'password123'
+  user.role = 'manager'
+  user.department = Department.find_by(name: 'Human Resources')
+end
+
+eng_manager = User.find_or_create_by!(email: 'eng@company.com') do |user|
+  user.name = 'Engineering Manager'
+  user.password = 'password123'
+  user.role = 'manager'
+  user.department = Department.find_by(name: 'Engineering')
+end
+
+puts "Creating employee users..."
+# Create employee users
+john_employee = User.find_or_create_by!(email: 'john@company.com') do |user|
+  user.name = 'John Doe'
+  user.password = 'password123'
+  user.role = 'employee'
+  user.department = Department.find_by(name: 'Engineering')
+end
+
+jane_employee = User.find_or_create_by!(email: 'jane@company.com') do |user|
+  user.name = 'Jane Smith'
+  user.password = 'password123'
+  user.role = 'employee'
+  user.department = Department.find_by(name: 'Marketing')
+end
+
+bob_employee = User.find_or_create_by!(email: 'bob@company.com') do |user|
+  user.name = 'Bob Johnson'
+  user.password = 'password123'
+  user.role = 'employee'
+  user.department = Department.find_by(name: 'Sales')
+end
+
+puts "Creating tasks..."
+# Get department references
+eng_dept = Department.find_by(name: 'Engineering')
+hr_dept = Department.find_by(name: 'Human Resources')
+marketing_dept = Department.find_by(name: 'Marketing')
+sales_dept = Department.find_by(name: 'Sales')
+
+# Create sample tasks
+Task.find_or_create_by!(title: 'Setup development environment') do |task|
+  task.description = 'Configure the development server and database connections'
+  task.priority = 'planning'
+  task.status = 'open'
+  task.department = eng_dept
+  task.creator = eng_manager
+  task.assignee = john_employee
+end
+
+Task.find_or_create_by!(title: 'Review Q1 marketing strategy') do |task|
+  task.description = 'Analyze marketing campaign performance and plan Q2 initiatives'
+  task.priority = 'review'
+  task.status = 'in_progress'
+  task.department = marketing_dept
+  task.creator = eng_manager
+  task.assignee = jane_employee
+end
+
+Task.find_or_create_by!(title: 'Update employee handbook') do |task|
+  task.description = 'Review and update company policies for 2024'
+  task.priority = 'approval'
+  task.status = 'open'
+  task.department = hr_dept
+  task.creator = hr_manager
+end
+
+Task.find_or_create_by!(title: 'Client meeting preparation') do |task|
+  task.description = 'Prepare presentation materials and agenda for upcoming client meeting'
+  task.priority = 'urgent'
+  task.status = 'in_progress'
+  task.department = sales_dept
+  task.creator = eng_manager
+  task.assignee = bob_employee
+end
+
+Task.find_or_create_by!(title: 'Database optimization') do |task|
+  task.description = 'Optimize database queries and improve performance'
+  task.priority = 'execution'
+  task.status = 'open'
+  task.department = eng_dept
+  task.creator = eng_manager
+end
+
+puts "Seed data created successfully!"
+puts "\nLogin credentials:"
+puts "Admin: admin@company.com / password123"
+puts "HR Manager: hr@company.com / password123"
+puts "Engineering Manager: eng@company.com / password123"
+puts "Employees:"
+puts "- john@company.com / password123"
+puts "- jane@company.com / password123"
+puts "- bob@company.com / password123"
\ No newline at end of file
diff --git a/lib/assets/.keep b/lib/assets/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/lib/tasks/.keep b/lib/tasks/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/log/.keep b/log/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..4a29ede
--- /dev/null
+++ b/package.json
@@ -0,0 +1,5 @@
+{
+  "name": "todo",
+  "private": true,
+  "dependencies": {}
+}
diff --git a/public/404.html b/public/404.html
new file mode 100644
index 0000000..2be3af2
--- /dev/null
+++ b/public/404.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>The page you were looking for doesn't exist (404)</title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <style>
+  .rails-default-error-page {
+    background-color: #EFEFEF;
+    color: #2E2F30;
+    text-align: center;
+    font-family: arial, sans-serif;
+    margin: 0;
+  }
+
+  .rails-default-error-page div.dialog {
+    width: 95%;
+    max-width: 33em;
+    margin: 4em auto 0;
+  }
+
+  .rails-default-error-page div.dialog > div {
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #BBB;
+    border-top: #B00100 solid 4px;
+    border-top-left-radius: 9px;
+    border-top-right-radius: 9px;
+    background-color: white;
+    padding: 7px 12% 0;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+
+  .rails-default-error-page h1 {
+    font-size: 100%;
+    color: #730E15;
+    line-height: 1.5em;
+  }
+
+  .rails-default-error-page div.dialog > p {
+    margin: 0 0 1em;
+    padding: 1em;
+    background-color: #F7F7F7;
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #999;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    border-top-color: #DADADA;
+    color: #666;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+  </style>
+</head>
+
+<body class="rails-default-error-page">
+  <!-- This file lives in public/404.html -->
+  <div class="dialog">
+    <div>
+      <h1>The page you were looking for doesn't exist.</h1>
+      <p>You may have mistyped the address or the page may have moved.</p>
+    </div>
+    <p>If you are the application owner check the logs for more information.</p>
+  </div>
+</body>
+</html>
diff --git a/public/422.html b/public/422.html
new file mode 100644
index 0000000..c08eac0
--- /dev/null
+++ b/public/422.html
@@ -0,0 +1,67 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>The change you wanted was rejected (422)</title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <style>
+  .rails-default-error-page {
+    background-color: #EFEFEF;
+    color: #2E2F30;
+    text-align: center;
+    font-family: arial, sans-serif;
+    margin: 0;
+  }
+
+  .rails-default-error-page div.dialog {
+    width: 95%;
+    max-width: 33em;
+    margin: 4em auto 0;
+  }
+
+  .rails-default-error-page div.dialog > div {
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #BBB;
+    border-top: #B00100 solid 4px;
+    border-top-left-radius: 9px;
+    border-top-right-radius: 9px;
+    background-color: white;
+    padding: 7px 12% 0;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+
+  .rails-default-error-page h1 {
+    font-size: 100%;
+    color: #730E15;
+    line-height: 1.5em;
+  }
+
+  .rails-default-error-page div.dialog > p {
+    margin: 0 0 1em;
+    padding: 1em;
+    background-color: #F7F7F7;
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #999;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    border-top-color: #DADADA;
+    color: #666;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+  </style>
+</head>
+
+<body class="rails-default-error-page">
+  <!-- This file lives in public/422.html -->
+  <div class="dialog">
+    <div>
+      <h1>The change you wanted was rejected.</h1>
+      <p>Maybe you tried to change something you didn't have access to.</p>
+    </div>
+    <p>If you are the application owner check the logs for more information.</p>
+  </div>
+</body>
+</html>
diff --git a/public/500.html b/public/500.html
new file mode 100644
index 0000000..78a030a
--- /dev/null
+++ b/public/500.html
@@ -0,0 +1,66 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>We're sorry, but something went wrong (500)</title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <style>
+  .rails-default-error-page {
+    background-color: #EFEFEF;
+    color: #2E2F30;
+    text-align: center;
+    font-family: arial, sans-serif;
+    margin: 0;
+  }
+
+  .rails-default-error-page div.dialog {
+    width: 95%;
+    max-width: 33em;
+    margin: 4em auto 0;
+  }
+
+  .rails-default-error-page div.dialog > div {
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #BBB;
+    border-top: #B00100 solid 4px;
+    border-top-left-radius: 9px;
+    border-top-right-radius: 9px;
+    background-color: white;
+    padding: 7px 12% 0;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+
+  .rails-default-error-page h1 {
+    font-size: 100%;
+    color: #730E15;
+    line-height: 1.5em;
+  }
+
+  .rails-default-error-page div.dialog > p {
+    margin: 0 0 1em;
+    padding: 1em;
+    background-color: #F7F7F7;
+    border: 1px solid #CCC;
+    border-right-color: #999;
+    border-left-color: #999;
+    border-bottom-color: #999;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    border-top-color: #DADADA;
+    color: #666;
+    box-shadow: 0 3px 8px rgba(50, 50, 50, 0.17);
+  }
+  </style>
+</head>
+
+<body class="rails-default-error-page">
+  <!-- This file lives in public/500.html -->
+  <div class="dialog">
+    <div>
+      <h1>We're sorry, but something went wrong.</h1>
+    </div>
+    <p>If you are the application owner check the logs for more information.</p>
+  </div>
+</body>
+</html>
diff --git a/public/apple-touch-icon-precomposed.png b/public/apple-touch-icon-precomposed.png
new file mode 100644
index 0000000..e69de29
diff --git a/public/apple-touch-icon.png b/public/apple-touch-icon.png
new file mode 100644
index 0000000..e69de29
diff --git a/public/favicon.ico b/public/favicon.ico
new file mode 100644
index 0000000..e69de29
diff --git a/public/robots.txt b/public/robots.txt
new file mode 100644
index 0000000..37b576a
--- /dev/null
+++ b/public/robots.txt
@@ -0,0 +1 @@
+# See http://www.robotstxt.org/robotstxt.html for documentation on how to use the robots.txt file
diff --git a/test/application_system_test_case.rb b/test/application_system_test_case.rb
new file mode 100644
index 0000000..d19212a
--- /dev/null
+++ b/test/application_system_test_case.rb
@@ -0,0 +1,5 @@
+require "test_helper"
+
+class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
+  driven_by :selenium, using: :chrome, screen_size: [1400, 1400]
+end
diff --git a/test/controllers/.keep b/test/controllers/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/controllers/departments_controller_test.rb b/test/controllers/departments_controller_test.rb
new file mode 100644
index 0000000..26bc3a2
--- /dev/null
+++ b/test/controllers/departments_controller_test.rb
@@ -0,0 +1,50 @@
+require 'test_helper'
+
+class DepartmentsControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    @admin = users(:admin)
+    sign_in @admin
+    @department = departments(:one)
+  end
+
+  test "should get index" do
+    get departments_url
+    assert_response :success
+  end
+
+  test "should get new" do
+    get new_department_url
+    assert_response :success
+  end
+
+  test "should create department" do
+    assert_difference('Department.count') do
+      post departments_url, params: { department: { name: 'New Dept', description: 'New Desc' } }
+    end
+    assert_redirected_to department_url(Department.last)
+  end
+
+  test "should show department" do
+    get department_url(@department)
+    assert_response :success
+  end
+
+  test "should get edit" do
+    get edit_department_url(@department)
+    assert_response :success
+  end
+
+  test "should update department" do
+    patch department_url(@department), params: { department: { name: 'Updated Dept' } }
+    assert_redirected_to department_url(@department)
+    @department.reload
+    assert_equal 'Updated Dept', @department.name
+  end
+
+  test "should destroy department" do
+    assert_difference('Department.count', -1) do
+      delete department_url(@department)
+    end
+    assert_redirected_to departments_url
+  end
+end
diff --git a/test/controllers/tasks_controller_test.rb b/test/controllers/tasks_controller_test.rb
new file mode 100644
index 0000000..d8de207
--- /dev/null
+++ b/test/controllers/tasks_controller_test.rb
@@ -0,0 +1,74 @@
+require 'test_helper'
+
+class TasksControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    @user = users(:admin)
+    sign_in @user
+    @task = tasks(:one)
+  end
+
+  test "should get index" do
+    get tasks_url
+    assert_response :success
+  end
+
+  test "should show task" do
+    get task_url(@task)
+    assert_response :success
+  end
+
+  test "should create task" do
+    assert_difference('Task.count') do
+      post tasks_url, params: { task: { title: 'New Task', description: 'Test description', priority: 'urgent', status: 'open' } }
+    end
+    assert_redirected_to task_url(Task.last)
+  end
+
+  test "should update task" do
+    patch task_url(@task), params: { task: { title: 'Updated Title', status: 'completed' } }
+    assert_redirected_to task_url(@task)
+    @task.reload
+    assert_equal 'Updated Title', @task.title
+    assert_equal 'completed', @task.status
+  end
+
+  test "should destroy task" do
+    assert_difference('Task.count', -1) do
+      delete task_url(@task)
+    end
+    assert_redirected_to tasks_url
+  end
+
+  test "should update task via ajax" do
+    patch task_url(@task), params: { task: { status: 'completed' } }, xhr: true
+    assert_response :success
+    @task.reload
+    assert_equal 'completed', @task.status
+  end
+
+  test "should get dashboard" do
+    get dashboard_url
+    assert_response :success
+  end
+
+  test "should get my_tasks" do
+    get my_tasks_url
+    assert_response :success
+  end
+
+  test "should assign task" do
+    patch assign_task_url(@task), params: { assignee_id: users(:employee).id }
+    assert_redirected_to task_url(@task)
+    @task.reload
+    assert_equal users(:employee).id, @task.assignee_id
+    assert_equal 'in_progress', @task.status
+  end
+
+  test "should keep planning tasks at top based on priority asc" do
+    # priority enums: planning (0), urgent (4)
+    # ordered scope: order(priority: :asc, created_at: :desc)
+    # planning should come before urgent
+    get tasks_url
+    assert_select '.tasks-list .task:first-child .task-priority', text: /Planning/
+  end
+end
diff --git a/test/fixtures/.keep b/test/fixtures/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/fixtures/departments.yml b/test/fixtures/departments.yml
new file mode 100644
index 0000000..360d05a
--- /dev/null
+++ b/test/fixtures/departments.yml
@@ -0,0 +1,7 @@
+one:
+  name: IT
+  description: Information Technology
+
+two:
+  name: HR
+  description: Human Resources
diff --git a/test/fixtures/files/.keep b/test/fixtures/files/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/fixtures/task_activities.yml b/test/fixtures/task_activities.yml
new file mode 100644
index 0000000..526a5b8
--- /dev/null
+++ b/test/fixtures/task_activities.yml
@@ -0,0 +1,13 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  task: one
+  user: one
+  action: MyString
+  details: MyText
+
+two:
+  task: two
+  user: two
+  action: MyString
+  details: MyText
diff --git a/test/fixtures/tasks.yml b/test/fixtures/tasks.yml
new file mode 100644
index 0000000..6f2318b
--- /dev/null
+++ b/test/fixtures/tasks.yml
@@ -0,0 +1,24 @@
+one:
+  title: Setup Server
+  description: Initial server setup for the IT department
+  priority: urgent
+  status: open
+  creator: admin
+  department: one
+
+two:
+  title: Recruitment Plan
+  description: Plan for new hires
+  priority: planning
+  status: open
+  creator: manager
+  department: two
+  assignee: employee
+
+completed_task:
+  title: Policy Update
+  description: Update the company policy
+  priority: review
+  status: completed
+  creator: manager
+  department: two
diff --git a/test/fixtures/users.yml b/test/fixtures/users.yml
new file mode 100644
index 0000000..a8a4c56
--- /dev/null
+++ b/test/fixtures/users.yml
@@ -0,0 +1,22 @@
+admin:
+  name: Admin User
+  email: admin@example.com
+  role: admin
+  encrypted_password: <%= Devise::Encryptor.digest(User, 'password123') %>
+  confirmed_at: <%= Time.current %>
+
+manager:
+  name: Manager User
+  email: manager@example.com
+  role: manager
+  department: one
+  encrypted_password: <%= Devise::Encryptor.digest(User, 'password123') %>
+  confirmed_at: <%= Time.current %>
+
+employee:
+  name: Employee User
+  email: employee@example.com
+  role: employee
+  department: one
+  encrypted_password: <%= Devise::Encryptor.digest(User, 'password123') %>
+  confirmed_at: <%= Time.current %>
diff --git a/test/helpers/.keep b/test/helpers/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/integration/.keep b/test/integration/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/mailers/.keep b/test/mailers/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/models/.keep b/test/models/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/models/department_test.rb b/test/models/department_test.rb
new file mode 100644
index 0000000..8075bde
--- /dev/null
+++ b/test/models/department_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class DepartmentTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/task_activity_test.rb b/test/models/task_activity_test.rb
new file mode 100644
index 0000000..c89a0ef
--- /dev/null
+++ b/test/models/task_activity_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class TaskActivityTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/task_test.rb b/test/models/task_test.rb
new file mode 100644
index 0000000..04e8675
--- /dev/null
+++ b/test/models/task_test.rb
@@ -0,0 +1,41 @@
+require 'test_helper'
+
+class TaskTest < ActiveSupport::TestCase
+  setup do
+    @user = users(:admin)
+  end
+
+  test "should be valid with a title and creator" do
+    task = Task.new(title: "Do something", creator: @user)
+    assert task.valid?
+  end
+
+  test "should be invalid without a title" do
+    task = Task.new(title: "", creator: @user)
+    assert_not task.valid?
+    assert_includes task.errors[:title], "can't be blank"
+  end
+
+  test "should be invalid without a creator" do
+    task = Task.new(title: "Do something")
+    assert_not task.valid?
+    assert_includes task.errors[:creator], "can't be blank"
+  end
+
+  test "incomplete scope returns only incomplete tasks" do
+    Task.create!(title: "Incomplete", status: :open, creator: @user)
+    Task.create!(title: "Complete", status: :completed, creator: @user)
+    
+    # fixture 'one' has status: open
+    assert_includes Task.incomplete, tasks(:one) 
+    assert_not_includes Task.incomplete, Task.find_by(status: :completed, title: "Complete")
+  end
+
+  test "complete scope returns only completed tasks" do
+    Task.create!(title: "Incomplete", status: :open, creator: @user)
+    Task.create!(title: "Complete", status: :completed, creator: @user)
+    
+    assert_includes Task.complete, Task.find_by(status: :completed, title: "Complete")
+    assert_not_includes Task.complete, tasks(:one)
+  end
+end
diff --git a/test/models/user_test.rb b/test/models/user_test.rb
new file mode 100644
index 0000000..82f61e0
--- /dev/null
+++ b/test/models/user_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class UserTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/system/.keep b/test/system/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/test/test_helper.rb b/test/test_helper.rb
new file mode 100644
index 0000000..c3fe1a6
--- /dev/null
+++ b/test/test_helper.rb
@@ -0,0 +1,13 @@
+require File.expand_path('../../config/environment', __FILE__)
+require 'rails/test_help'
+
+class ActiveSupport::TestCase
+  # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.
+  fixtures :all
+
+  # Add more helper methods to be used by all tests here...
+end
+
+class ActionDispatch::IntegrationTest
+  include Devise::Test::IntegrationHelpers
+end
diff --git a/tmp/.keep b/tmp/.keep
new file mode 100644
index 0000000..e69de29
diff --git a/vendor/.keep b/vendor/.keep
new file mode 100644
index 0000000..e69de29