mcp-pandoc

## Summary Brief description of what this PR changes and why. ## Essential Checklist - [ ] Tests pass locally (`uv run pytest tests/test_conversions.py`) - [ ] Code follows existing patterns in `src/mcp_pandoc/server.py` - [ ] Documentation updated (if needed) - [ ] Screenshots included below for visual verification ## Screenshots (Required) Please include screenshots to help reviewers verify your changes: **For new features or format support:** - [ ] Before/after conversion examples showing the new functionality - [ ] Sample input and output files **For bug fixes:** - [ ] Screenshots showing the error before the fix - [ ] Screenshots showing the fix working correctly **For all changes:** - [ ] Proof that existing functionality still works (test a few conversions) <!-- Upload screenshots here or link to them --> ## Additional Context <details> <summary>🔄 Format Support Changes (expand if adding/modifying formats)</summary> - [ ] New format added to `SUPPORTED_FORMATS` in server.py - [ ] Bidirectional conversion testing included - [ ] Test fixtures added to `tests/fixtures/` - [ ] Conversion matrix in README.md updated - [ ] CHEATSHEET.md examples added </details> <details> <summary>⚠️ Breaking Changes (expand if applicable)</summary> - [ ] Breaking changes clearly documented - [ ] Migration guide provided (if needed) - [ ] Version bump considerations noted </details> --- Any additional notes for reviewers.