- Updated `next.config.ts` to scope Turbopack to the app's directory.
- Modified `package.json` and `package-lock.json` to include new dependencies for Tiptap and markdown processing.
- Removed deprecated chat API and added new agent and config routes for file management.
- Introduced `JsonEditor` and `MarkdownViewer` components for improved content editing and display.
- Enhanced `TiptapMarkdownEditor` with additional toolbar options and markdown parsing capabilities.
- Updated layout and page components to integrate new editors and improve user experience.
