* 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>
feat: add source address regex forwarding for email rules
- Add sourcePatterns field to filter forwarding by sender address regex
- Support 'any' and 'all' match modes for multiple patterns
- Add ReDoS protection with 200 character limit
- Frontend validation for regex patterns
- Fully backward compatible with existing configurations
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-authored-by: Claude <noreply@anthropic.com>
- Add source_meta field to address table for tracking creation source
- Web: records client IP address (with fallback to 'web:unknown')
- Telegram: records 'tg:{userId}'
- Admin: records 'admin'
- Add database migration with field existence check
- Add frontend display in admin Account page
- Backward compatible: fallback if field doesn't exist
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-authored-by: Claude <noreply@anthropic.com>
- Expand README_EN.md with comprehensive feature documentation
- Add complete header with badges and repository info
- Include detailed feature sections (Email Processing, User Management, Admin Features, etc.)
- Add Technical Architecture section with system design details
- Include Service Status Monitoring and Star History
- Add Table of Contents for better navigation
- Add Important Notes about Resend domain configuration
- Create CHANGELOG_EN.md with full translation
- Translate all version entries from v1.2.0 to initial releases
- Preserve technical details, issue references, and breaking changes
- Maintain consistent formatting with Chinese version
- Add language switch links to both CHANGELOG files
- Enable easy navigation between Chinese and English versions
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>
