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/node_modules/react-native-maps/dist/plugin/src/android.d.ts

@@ -0,0 +1,4 @@
+import { type ConfigPlugin } from '@expo/config-plugins';
+import type { ConfigPluginProps } from './types';
+declare const withMapsAndroid: ConfigPlugin<ConfigPluginProps>;
+export default withMapsAndroid;

smart-app-city/frontend/node_modules/react-native-maps/dist/plugin/src/index.d.ts

@@ -0,0 +1,4 @@
+import type { ConfigPlugin } from '@expo/config-plugins';
+import type { ConfigPluginProps } from './types';
+declare const withMaps: ConfigPlugin<ConfigPluginProps>;
+export default withMaps;

smart-app-city/frontend/node_modules/react-native-maps/dist/plugin/src/ios.d.ts

@@ -0,0 +1,15 @@
+import type { ConfigPlugin } from '@expo/config-plugins/build/Plugin.types';
+import { type MergeResults } from '@expo/config-plugins/build/utils/generateCode';
+import type { ConfigPluginProps } from './types';
+export declare const MATCH_INIT: RegExp;
+export declare const withMapsIOS: ConfigPlugin<ConfigPluginProps>;
+export declare function addGoogleMapsAppDelegateImport(src: string): MergeResults;
+export declare function removeGoogleMapsAppDelegateImport(src: string): MergeResults;
+export declare function addGoogleMapsAppDelegateInit(src: string, apiKey: string): MergeResults;
+export declare function removeGoogleMapsAppDelegateInit(src: string): MergeResults;
+/**
+ * @param src The contents of the Podfile.
+ * @param useGoogleMaps if GoogleMaps for iOS is used
+ * @returns Podfile with react-native-maps integration configured.
+ */
+export declare function addMapsCocoapods(src: string, useGoogleMaps: boolean): MergeResults;

smart-app-city/frontend/node_modules/react-native-maps/dist/plugin/src/types.d.ts

@@ -0,0 +1,4 @@
+export type ConfigPluginProps = {
+    iosGoogleMapsApiKey?: string;
+    androidGoogleMapsApiKey?: string;
+};