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/dayjs/locale/kn.js

@@ -0,0 +1 @@
+!function(_,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e(require("dayjs")):"function"==typeof define&&define.amd?define(["dayjs"],e):(_="undefined"!=typeof globalThis?globalThis:_||self).dayjs_locale_kn=e(_.dayjs)}(this,(function(_){"use strict";function e(_){return _&&"object"==typeof _&&"default"in _?_:{default:_}}var t=e(_),d={name:"kn",weekdays:"ಭಾನುವಾರ_ಸೋಮವಾರ_ಮಂಗಳವಾರ_ಬುಧವಾರ_ಗುರುವಾರ_ಶುಕ್ರವಾರ_ಶನಿವಾರ".split("_"),months:"ಜನವರಿ_ಫೆಬ್ರವರಿ_ಮಾರ್ಚ್_ಏಪ್ರಿಲ್_ಮೇ_ಜೂನ್_ಜುಲೈ_ಆಗಸ್ಟ್_ಸೆಪ್ಟೆಂಬರ್_ಅಕ್ಟೋಬರ್_ನವೆಂಬರ್_ಡಿಸೆಂಬರ್".split("_"),weekdaysShort:"ಭಾನು_ಸೋಮ_ಮಂಗಳ_ಬುಧ_ಗುರು_ಶುಕ್ರ_ಶನಿ".split("_"),monthsShort:"ಜನ_ಫೆಬ್ರ_ಮಾರ್ಚ್_ಏಪ್ರಿಲ್_ಮೇ_ಜೂನ್_ಜುಲೈ_ಆಗಸ್ಟ್_ಸೆಪ್ಟೆಂ_ಅಕ್ಟೋ_ನವೆಂ_ಡಿಸೆಂ".split("_"),weekdaysMin:"ಭಾ_ಸೋ_ಮಂ_ಬು_ಗು_ಶು_ಶ".split("_"),ordinal:function(_){return _},formats:{LT:"A h:mm",LTS:"A h:mm:ss",L:"DD/MM/YYYY",LL:"D MMMM YYYY",LLL:"D MMMM YYYY, A h:mm",LLLL:"dddd, D MMMM YYYY, A h:mm"},relativeTime:{future:"%s ನಂತರ",past:"%s ಹಿಂದೆ",s:"ಕೆಲವು ಕ್ಷಣಗಳು",m:"ಒಂದು ನಿಮಿಷ",mm:"%d ನಿಮಿಷ",h:"ಒಂದು ಗಂಟೆ",hh:"%d ಗಂಟೆ",d:"ಒಂದು ದಿನ",dd:"%d ದಿನ",M:"ಒಂದು ತಿಂಗಳು",MM:"%d ತಿಂಗಳು",y:"ಒಂದು ವರ್ಷ",yy:"%d ವರ್ಷ"}};return t.default.locale(d,null,!0),d}));