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# Sub2API Dockerfile for GoReleaser
# =============================================================================
# This Dockerfile is used by GoReleaser to build Docker images.
# It only packages the pre-built binary, no compilation needed.
# =============================================================================
ARG ALPINE_IMAGE=alpine:3.21
ARG POSTGRES_IMAGE=postgres:18-alpine
FROM ${POSTGRES_IMAGE} AS pg-client
FROM ${ALPINE_IMAGE}
LABEL maintainer="Wei-Shaw <github.com/Wei-Shaw>"
LABEL description="Sub2API - AI API Gateway Platform"
LABEL org.opencontainers.image.source="https://github.com/Wei-Shaw/sub2api"
# Install runtime dependencies
RUN apk add --no-cache \
ca-certificates \
tzdata \
curl \
su-exec \
libpq \
zstd-libs \
lz4-libs \
krb5-libs \
libldap \
libedit \
&& rm -rf /var/cache/apk/*
# Copy pg_dump and psql from a version-matched PostgreSQL image so backup and
# restore work in the runtime container without requiring Docker socket access.
COPY --from=pg-client /usr/local/bin/pg_dump /usr/local/bin/pg_dump
COPY --from=pg-client /usr/local/bin/psql /usr/local/bin/psql
COPY --from=pg-client /usr/local/lib/libpq.so.5* /usr/local/lib/
# Create non-root user
RUN addgroup -g 1000 sub2api && \
adduser -u 1000 -G sub2api -s /bin/sh -D sub2api
WORKDIR /app
# Copy pre-built binary from GoReleaser
COPY sub2api /app/sub2api
# Create data directory
RUN mkdir -p /app/data && chown -R sub2api:sub2api /app
# Copy entrypoint script (fixes volume permissions then drops to sub2api)
COPY deploy/docker-entrypoint.sh /app/docker-entrypoint.sh
RUN chmod +x /app/docker-entrypoint.sh
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=10s --start-period=10s --retries=3 \
CMD curl -f http://localhost:${SERVER_PORT:-8080}/health || exit 1
# Run the application (entrypoint fixes /app/data ownership then execs as sub2api)
ENTRYPOINT ["/app/docker-entrypoint.sh"]
CMD ["/app/sub2api"]
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