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/community-cli-plugin/dist/commands/ram-bundle/index.js

@@ -0,0 +1,45 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true,
+});
+exports.default = void 0;
+var _bundle = _interopRequireDefault(require("../bundle"));
+var _buildBundle = _interopRequireDefault(require("../bundle/buildBundle"));
+var _RamBundle = _interopRequireDefault(
+  require("metro/src/shared/output/RamBundle")
+);
+function _interopRequireDefault(obj) {
+  return obj && obj.__esModule ? obj : { default: obj };
+}
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ *
+ * @format
+ * @oncall react_native
+ */
+
+const ramBundleCommand = {
+  name: "ram-bundle",
+  description:
+    "Build the RAM bundle for the provided JavaScript entry file. See https://reactnative.dev/docs/ram-bundles-inline-requires.",
+  func: (argv, config, args) => {
+    return (0, _buildBundle.default)(argv, config, args, _RamBundle.default);
+  },
+  options: [
+    // $FlowFixMe[incompatible-type] options is nonnull
+    ..._bundle.default.options,
+    {
+      name: "--indexed-ram-bundle",
+      description:
+        'Force the "Indexed RAM" bundle file format, even when building for android',
+      default: false,
+    },
+  ],
+};
+var _default = ramBundleCommand;
+exports.default = _default;

smart-app-city/frontend/node_modules/@react-native/community-cli-plugin/dist/commands/ram-bundle/index.js.flow

@@ -0,0 +1,16 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ * @oncall react_native
+ */
+
+import type { Command } from "@react-native-community/cli-types";
+
+declare const ramBundleCommand: Command;
+
+declare export default typeof ramBundleCommand;