Chat language:
- Added language_code field to TelegramChat model + migration
- Saved from message.from.language_code on webhook/polling
- Displayed as badge on bot chat cards and target receiver items
- Resolved from DB in target API response (works for existing receivers)
- Shown in chat picker dropdown (desc includes language)
EntitySelect improvements:
- Tracker-target link selector shows all targets, already-linked ones
appear disabled with "Already linked" hint
- Receiver chat picker shows already-added chats as disabled
Dev scripts:
- scripts/restart-backend.sh and restart-frontend.sh
- Updated .claude/docs/dev-servers.md to reference scripts
Adds telegram bot command system with 13 commands (search, latest, random, etc.),
webhook/polling handlers, rate limiting, app settings page, and various UI/UX
improvements across all entity pages.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
alexei.dolgolyov