- Convert Button, Card, CodeBlock, Container, Input, Label, ProgressBar, Tabs, and Header components to JSX
- Convert all test files to JSX syntax with direct element rendering
- Replace createElement calls with cleaner JSX syntax for better readability
- Update tsup config to handle .tsx files
- Maintain all functionality, accessibility, and TypeScript types
- All 370 tests passing
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
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