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/ar.js

@@ -0,0 +1 @@
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t(require("dayjs")):"function"==typeof define&&define.amd?define(["dayjs"],t):(e="undefined"!=typeof globalThis?globalThis:e||self).dayjs_locale_ar=t(e.dayjs)}(this,(function(e){"use strict";function t(e){return e&&"object"==typeof e&&"default"in e?e:{default:e}}var n=t(e),r="يناير_فبراير_مارس_أبريل_مايو_يونيو_يوليو_أغسطس_سبتمبر_أكتوبر_نوفمبر_ديسمبر".split("_"),d={1:"١",2:"٢",3:"٣",4:"٤",5:"٥",6:"٦",7:"٧",8:"٨",9:"٩",0:"٠"},_={"١":"1","٢":"2","٣":"3","٤":"4","٥":"5","٦":"6","٧":"7","٨":"8","٩":"9","٠":"0"},o=/[١٢٣٤٥٦٧٨٩٠]/g,i=/،/g,a=/\d/g,s=/,/g,u={name:"ar",weekdays:"الأحد_الإثنين_الثلاثاء_الأربعاء_الخميس_الجمعة_السبت".split("_"),weekdaysShort:"أحد_إثنين_ثلاثاء_أربعاء_خميس_جمعة_سبت".split("_"),weekdaysMin:"ح_ن_ث_ر_خ_ج_س".split("_"),months:r,monthsShort:r,weekStart:6,meridiem:function(e){return e>12?"م":"ص"},relativeTime:{future:"بعد %s",past:"منذ %s",s:"ثانية واحدة",m:"دقيقة واحدة",mm:"%d دقائق",h:"ساعة واحدة",hh:"%d ساعات",d:"يوم واحد",dd:"%d أيام",M:"شهر واحد",MM:"%d أشهر",y:"عام واحد",yy:"%d أعوام"},preparse:function(e){return e.replace(o,(function(e){return _[e]})).replace(i,",")},postformat:function(e){return e.replace(a,(function(e){return d[e]})).replace(s,"،")},ordinal:function(e){return e},formats:{LT:"HH:mm",LTS:"HH:mm:ss",L:"D/‏M/‏YYYY",LL:"D MMMM YYYY",LLL:"D MMMM YYYY HH:mm",LLLL:"dddd D MMMM YYYY HH:mm"}};return n.default.locale(u,null,!0),u}));