www/py-uvicorn 0.52.4 NetBSD

0.54.0 Send metadata after the response body uvicorn 0.54.0 adds response trailers and 103 Early Hints to its experimental HTTP/2 implementation through zttp. uv add uvicorn==0.54.0 "zttp>=0.0.34" Send HTTP/2 response trailers. The ASGI http.response.trailers extension lets applications send metadata, such as checksums, after the response body. Clients must send TE: trailers to receive them. Multiple trailer messages are combined before completing the response. HTTP/2 remains experimental and opt-in. Enable it with --http zttp --http2. Upgrade-based h2c and WebSockets over HTTP/2 remain unsupported. Hint at resources before the final response …

0.52.4 (August 18, 2026) Fixed Remove duplicate Date headers from accepted WebSocket handshakes with websockets-sansio

0.52.3 Update zttp to 0.0.24 and use its combined receive path, improving HTTP/1.1 request parsing performance

0.52.1 Fixed Complete the closing handshake on server-initiated WebSocket closes in the websockets-sansio and wsproto implementations, waiting for the client's close reply with a 10 second timeout instead of resetting the connection Add missing write flow control to the websockets-sansio implementation, preventing data truncation on server-initiated closes with large in-flight payloads Handle connection loss while a WebSocket write is waiting on backpressure Remove duplicate Content-Type and Content-Length headers from WebSocket denial responses on the websockets-sansio implementation, and deliver non-UTF-8 denial bodies intact