feat: add iOS Safari Web Extension app

[m-awadi]

Summary

• Add complete iOS Safari Web Extension app (TheWall) with native SwiftUI UI
• Includes onboarding flow, database browser with search, settings, and Safari extension guide
• Orange brand identity matching Android app with actual brand assets (logo, lockup)
• Bilingual support (English + Arabic) with locale-aware typography
• Custom inline search bar with instructional initial state and example chips
• Tab bar styled for iOS 26 Liquid Glass compatibility
• Fix telegram-bot TypeScript errors: add missing case "c" (Custom reason) to exhaustive switches

Key Features

• Onboarding: 4-page guided onboarding with page indicators
• Home: Brand hero, test URLs (wix.com, fiverr.com, expressvpn.com), quick actions
• Database Browser: Search 500+ companies by name or domain, detail view with boycott reasons
• Settings: Safari extension guide, language toggle, about section with brand logo
• Safari Extension: Web extension handler scaffold ready for content script integration

Screenshots

Home Tab

### Database ## Settings

Files Changed

• packages/ios/ — Complete iOS app (new)
• packages/telegram-bot/src/bot.ts — Add custom reason case
• packages/telegram-bot/src/formattersBot.ts — Add custom reason case
• packages/telegram-bot/src/TRANSLATIONS/DB.ts — Add custom reason translations (9 languages)

Test Plan

• Build succeeds on Xcode with iOS 26.4 simulator
• All three tabs render correctly
• Database search filters companies in real-time
• Initial state shows instructional view with example chips
• Brand assets display correctly (logo, lockup)
• Tab bar icons have proper contrast
• Navigation bars hidden on Home/Database for clean look
• Test on physical device
• Test Arabic locale
• Test Safari extension activation flow