atproto relay implementation in zig zlay.waow.tech

add runtime-only Dockerfile for server-side builds

Dockerfile.runtime assumes the binary is already built (zig build)
and just copies it into debian:bookworm-slim. Used by the remote
deploy flow where zig compiles natively on the x86_64 server.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

+7
+7
Dockerfile.runtime
··· 1 + FROM debian:bookworm-slim 2 + RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates && rm -rf /var/lib/apt/lists/* 3 + COPY zig-out/bin/zlay /usr/local/bin/zlay 4 + RUN mkdir -p /data/events /data/collection-index 5 + ENV RELAY_DATA_DIR=/data/events 6 + EXPOSE 3000 3001 7 + ENTRYPOINT ["/usr/local/bin/zlay"]