# Simplified Dockerfile that avoids overlayfs mount issues
# Uses single-stage build with pre-compiled binary

FROM docker.io/library/alpine:3.19

LABEL maintainer="ardenone"
LABEL description="Z.AI API proxy with token injection and Prometheus metrics"

# Install ca-certificates and create user in one layer
RUN apk add --no-cache ca-certificates && \
    adduser -D -u 1000 proxyuser

# Copy pre-built binary
COPY --chown=proxyuser:proxyuser zai-proxy /zai-proxy

USER proxyuser

EXPOSE 8080

HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
    CMD wget -q --spider http://localhost:8080/health || exit 1

ENTRYPOINT ["/zai-proxy"]