Replace boilerplate with BreadTalk Membership prototype

Integrate Prototype_latest.jsx as the main App component.
Skip tsc in build since prototype is plain JSX.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

package.json

@@ -5,7 +5,7 @@
   "type": "module",
   "scripts": {
     "dev": "vite",
-    "build": "tsc && vite build",
+    "build": "vite build",
     "preview": "vite preview",
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0"
   },