feat(smart-app): implement complete mobile app MVP

- App.tsx: full navigation (Auth stack + Main tabs with 5 screens)
- Auth: LoginScreen, RegisterScreen, ForgotPasswordScreen
- HomeScreen: dashboard with IoT metrics, weather widget, alerts, quick actions, sensors
- MapScreen: interactive map with layer toggles (6 layers)
- MarketplaceScreen: categories (6), products (5), search
- ChatScreen: AI chat with quick prompts (4), bot responses
- ProfileScreen: user info, stats, menu (9 items), logout
- AlertsScreen: alert list with severity, acknowledge
- SensorsScreen: sensor list with type filters (6 types), search
- ZonesScreen: zone cards with stats
- SettingsScreen: language picker (FR/EN/ES/DE), privacy, about
- Stores: iotStore (sensors, zones, alerts), notificationStore, uiStore + i18n
- Hooks: useSensors, useAlerts, useNotifications, useLocation
- Components: Card, Button, LoadingSpinner, ErrorBoundary, Header
- Services: iotService, notificationService (with axios API client)
- Utils: formatters (temp, AQI, noise, dates), validators (email, password, IBAN)
- Theme: colors.ts with full design system (Blue Ocean palette)
- Ditto: fixed MongoDB connection, new JWT secrets, official gateway image

smart-app-city/frontend/package.json

@@ -12,32 +12,30 @@
     "lint": "eslint src/"
   },
   "dependencies": {
-    "expo": "~51.0.0",
-    "react": "18.2.0",
-    "react-native": "0.74.0",
-    "@react-navigation/native": "^6.1.0",
     "@react-navigation/bottom-tabs": "^6.5.0",
-    "react-native-maps": "^1.14.0",
-    "react-native-paper": "^5.12.0",
-    "zustand": "^4.5.0",
+    "@react-navigation/native": "^6.1.0",
     "@tanstack/react-query": "^5.32.0",
-    "i18next": "^23.11.0",
-    "react-i18next": "^14.1.0",
-    "watermelondb": "^0.27.0",
-    "@nozbe/watermelondb": "^0.27.0",
-    "expo-notifications": "~0.28.0",
-    "expo-location": "~17.0.0",
+    "expo": "~51.0.0",
     "expo-camera": "~15.0.0",
     "expo-image-picker": "~15.0.0",
-    "react-native-gesture-handler": "~2.16.0",
-    "react-native-reanimated": "~3.10.0",
+    "expo-localization": "~15.0.0",
+    "expo-location": "~17.0.0",
+    "expo-notifications": "~0.28.0",
     "expo-secure-store": "~13.0.0",
-    "expo-localization": "~15.0.0"
+    "i18next": "^23.11.0",
+    "react": "18.2.0",
+    "react-i18next": "^14.1.0",
+    "react-native": "0.74.0",
+    "react-native-gesture-handler": "~2.16.0",
+    "react-native-maps": "^1.14.0",
+    "react-native-paper": "^5.12.0",
+    "react-native-reanimated": "~3.10.0",
+    "zustand": "^4.5.0"
   },
   "devDependencies": {
     "@types/react": "~18.2.0",
-    "typescript": "~5.3.0",
+    "eslint": "~8.57.0",
     "jest": "~29.7.0",
-    "eslint": "~8.57.0"
+    "typescript": "~5.3.0"
   }
 }