- Add log line parser to extract timestamp, level, status code, latency, IP, HTTP method, and path
- Implement virtual scrolling with load-more on scroll-up to handle large log files efficiently
- Replace monolithic pre block with structured grid layout for better readability
- Add visual badges for log levels and HTTP status codes with color-coded severity
- Add IconRefreshCw icon component
- Update ToggleSwitch to accept ReactNode as label
- Fix fetchConfig calls to use default parameters consistently
- Add request deduplication in useConfigStore to prevent duplicate /config API calls
- Add i18n keys for load_more_hint and hidden_lines
- Add ampcodeApi service for upstream URL, API key, and model mappings management
- Implement Ampcode configuration modal in AiProvidersPage
- Add complete i18n translations for Ampcode features (en and zh-CN)
- Enhance UsagePage with mobile-responsive chart improvements and legend display
- Optimize chart rendering for smaller screens
- Improve page layout styles (SystemPage, AiProvidersPage alignment)