Fusion
7261c75bb2
feat: implement file editor with syntax highlighting and editing
- Install react-simple-code-editor and prismjs dependencies
- Create language detection utility with 50+ file extensions
- Create SyntaxHighlighter component with Prism.js highlighting
- Create CodeEditor component with syntax-highlighted editing
- Create CommitDialog with diff preview and commit message
- Create FileEditor component integrating view/edit/commit flow
- Replace FileViewer with FileEditor in RepoWorkspace
- Add comprehensive CSS styles for editor, highlighter, and dialog
- Support keyboard shortcuts: Ctrl+E (toggle edit), Ctrl+S (save)
- Quality gates: typecheck ✓ lint ✓ build ✓