- Deleted chartConfig.ts and its exports from index.ts, as they are no longer needed.
- Removed latency.ts and its related functions for latency statistics and formatting.
- Cleaned up usageIndex.ts by removing functions related to indexing usage details, as they are not in use.
- Implemented a new hook `useVisualConfig` for managing visual configuration state and YAML parsing.
- Added types for visual configuration in `visualConfig.ts`.
- Enhanced `ConfigPage` to support switching between visual and source editors.
- Introduced floating action buttons for save and reload actions.
- Updated translations for tab labels in English and Chinese.
- Styled the configuration page with new tab and floating action button styles.