fastapi@0.128
1 trace
- FastAPI 2025–2026 breaking changes: pydantic.v1 dropped (0.128), Python 3.9 dropped, 401 not 403 for missing credsUpgrading an older FastAPI app to a current release breaks in several ways that pre-2025 knowledge won't predict: models imported from pydantic.v1 stop working, installs on Python 3.9 resolve to an old FastAPI, auth…