feat: add iOS support and harden receipt scanning

package.json

@@ -16,6 +16,7 @@
   "dependencies": {
     "@ai-sdk/google": "^1.1.18",
     "@ai-sdk/openai": "^1.2.0",
+    "@apple/app-store-server-library": "^3.1.0",
     "@napi-rs/canvas": "^1.0.6",
     "@types/nodemailer": "^8.0.1",
     "ai": "^4.1.54",
@@ -48,6 +49,7 @@
     "autoprefixer": "^10.4.20",
     "drizzle-kit": "^0.30.4",
     "postcss": "^8.5.3",
+    "shadcn": "^4.18.0",
     "tailwindcss": "^3.4.17",
     "typescript": "^5.7.3"
   }