* feat: add i18n support for backend API and Telegram bot
- Add comprehensive i18n support for all backend API error messages (zh/en)
- Add /lang command for Telegram bot to set language preference
- Add bilingual command descriptions for Telegram bot
- Support per-user language preference stored in KV
- Global push uses DEFAULT_LANG, user push uses saved preference
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
* fix: improve Telegram bot language preference feature
- Add internationalized message for disabled language feature
- Fix hardcoded English message in /lang command
- Optimize getTgMessages calls (reduce from 3 to 1 call)
- Remove verbose comments for better code clarity
- Add TgLangFeatureDisabledMsg to i18n (zh/en)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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Co-authored-by: Claude <noreply@anthropic.com>
- Add RoleAddressConfig component in admin panel
- Implement role_address_config API endpoints (GET/POST)
- Add getMaxAddressCount function with validation chain
- Priority: role config > global settings
- Support editable table with clearable input
- Add extensible RoleConfig type for future fields
- Use context for current user, query DB for target user
- Optimize state management (remove redundant roleConfigsMap)
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-authored-by: Claude <noreply@anthropic.com>
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