- Add cacheHitRate to ProxyMetricsService, handler, and router schema - Fix StatCard to support string values and purple accent - Fix duplicate tabs keys in i18n translations (EN/ZH/RU) - Add missing cacheStatus translations across all languages
- Add SQLite schema for proxy metrics and traffic logs - Implement ProxyMetricsRepo with historical aggregates - Add TrafficLogsRepo for DB-backed traffic log queries - Create proxy-advanced IPC handlers (metrics, traffic logs, circuit breaker, parity) - Add ProxyMetricsService with connection snapshots and cleanup - Add ProxyReplayService and ProxyIdeConfigService - Implement MonitorTab and ToolsTab for advanced proxy features - Add TrafficLogTable with sorting and filtering - Fix i18n keys for proxy metrics - Fix generateIdeConfig type mapping - Update proxy routes with advanced tab integration