Highlights:
- GitHub Actions workflow: retry logic for PyPI/MCP Registry, fixed grep pattern bug, added missing import json
- Documentation: fixed typos, updated tool count from 34/43 to 46 across 8 files
- Added server.json for MCP Registry publishing (version kept at 0.0.0 in repo)
- Fixed workflow filename for PyPI trusted publisher compatibility

See changelog: docs/developer-guide/changelog.md