Release 2.0.0

✨ New Features

• publish as trsdn-markitdown-mcp via PyPI Trusted Publishing (#48)
• publish as trsdn-markitdown-mcp via PyPI Trusted Publishing

🐛 Bug Fixes

• stop pinning python_version so the matrix checks its own target
• make with_timeout generically typed for mypy --strict
• unbreak code-quality gates after ruff output change
• restore full release pipeline and add publish job only
• resolve MCP protocol and file validation issues (#44)

📊 Release Info

• Total commits: 11
• Features: 2
• Bug fixes: 5