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FastAPI changelog updates

Python API stack with AI APIs, Postgres, Redis, Docker, and observability. Follow release notes, breaking changes, security patches, pricing updates, and community reactions from this channel.

Use this FastAPI changelog channel to compare product release notes, discover risky migrations, and build a weekly digest for the tools in this stack.

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Latest FastAPI changelog updates

Added improved OpenTelemetry compatibility and full instrumentation for Cloudflare, Bun, and Deno.

Fixed security issues: ACL revocation bypass in queued transactions and added cluster bus authentication warnings with a protected‑mode option.

Fixed ACL revocation bypass where queued commands could access revoked keys