Files
zeekay ace61cb1e2 quic: native per-stream realisation of Conn/Stream — one QUIC stream per ZAP op
Replaces the old one-QUIC-stream-per-Conn + ZAP-framing-on-top model. quicConn
and quicStream satisfy transport.Conn/transport.Stream natively:

  - Call/CallContext open a fresh QUIC stream, write one length-prefixed request
    frame, half-close send, read the response frame, done. Concurrent calls run
    on concurrent QUIC streams => zero head-of-line blocking.
  - OpenStream opens a QUIC stream; Send/Recv are length-prefixed frames on it;
    CloseSend = QUIC send-side close; Context cancels on stream/conn end.
  - Server accept-loops QUIC streams; the first frame's opener byte selects
    unary-dispatch (write response, close) or StreamHandler.

Still always PQ: TLS 1.3 pinned to X25519MLKEM768 (PQ X-Wing) via PQTLSConfig.
Dial returns transport.Conn; Listen/ListenStream serve dispatch+stream.

Adds TestConcurrentCalls_QUIC (64 in-flight, distinct payloads) proving the
no-HOL property.
2026-06-24 19:30:18 -07:00
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