- Check for Python and Node.js before starting
- Stop with clear error message if pip install fails
- Recommend Python 3.10-3.12 (3.13+ has compatibility issues)
- Show version info at startup for easier debugging
- Updated README with Python version guidance
Former-commit-id: 28f92f1cb9
start.bat was silently swallowing pip errors. Strict version pins on
pydantic, fastapi, and uvicorn caused build failures on Python 3.13+
due to missing pre-built wheels.
Former-commit-id: 7b4e907bd6