feat(ntfy): add NtfyDispatchable concern for fanning out to admins

app/models/concerns/ntfy_dispatchable.rb

@@ -0,0 +1,21 @@
+module NtfyDispatchable
+  extend ActiveSupport::Concern
+
+  class_methods do
+    def dispatch_ntfy(event_type, title:, message:, priority: 3, tags: [], click: nil)
+      AdminUser.where(ntfy_enabled: true).find_each do |admin|
+        next unless admin.ntfy_configured?
+
+        SendNtfyNotificationJob.perform_later(
+          admin.id,
+          event_type,
+          title: title,
+          message: message,
+          priority: priority,
+          tags: tags,
+          click: click
+        )
+      end
+    end
+  end
+end

test/models/concerns/ntfy_dispatchable_test.rb

@@ -0,0 +1,49 @@
+require "test_helper"
+
+class NtfyDispatchableTest < ActiveJob::TestCase
+  setup do
+    ActiveJob::Base.queue_adapter = :test
+    @admin = AdminUser.create!(
+      name: "Dispatch Admin", email: "dispatch@example.com",
+      password: "password123",
+      ntfy_topic: "dispatch-topic", ntfy_token: "tk_dispatch",
+      ntfy_enabled: true,
+      ntfy_server_url: "https://ntfy.example.com"
+    )
+
+    stub_request(:post, "https://ntfy.example.com/dispatch-topic")
+      .to_return(status: 200, body: "", headers: {})
+  end
+
+  test "dispatch_ntfy enqueues a SendNtfyNotificationJob per configured admin" do
+    assert_enqueued_jobs 1 do
+      TestModel.dispatch_ntfy("sms_failed",
+        title: "SMS failed",
+        message: "msg_abc failed",
+        priority: 5,
+        tags: ["x"],
+        click: "https://app/admin/logs"
+      )
+    end
+  end
+
+  test "dispatch_ntfy skips admins without ntfy configured" do
+    AdminUser.create!(name: "No Ntfy", email: "none@example.com", password: "password123")
+
+    assert_enqueued_jobs 1 do
+      TestModel.dispatch_ntfy("sms_failed", title: "T", message: "M", priority: 3, tags: [])
+    end
+  end
+
+  test "dispatch_ntfy enqueues zero jobs if no admins configured" do
+    @admin.update!(ntfy_enabled: false)
+
+    assert_enqueued_jobs 0 do
+      TestModel.dispatch_ntfy("sms_failed", title: "T", message: "M", priority: 3, tags: [])
+    end
+  end
+end
+
+class TestModel
+  include NtfyDispatchable
+end