- Add announcement-reaction Edge Function for secure like/dislike
- Update telegram-auth to sync users to tg_users table
- Update useAnnouncementReaction hook to use Edge Function
- Add bridge announcement script and migration
- AuthContext now stores and exposes sessionToken from telegram-auth
- App.tsx sends session_token instead of tg_id to P2P
- Enables secure cross-app authentication without from_miniapp method