Distroless

# Build stage
FROM debian:12-slim AS builder
SHELL ["/bin/bash", "-o", "pipefail", "-c"]

# Get copa_version arg
ARG copa_version=0.9.0

# Install required packages for downloading and extracting Copa
RUN apt-get update && \
    apt-get install -y \
    curl \
    tar \
    ca-certificates \
    --no-install-recommends && \
    rm -rf /var/lib/apt/lists/*

# Download and extract Copa
RUN curl --retry 5 -fsSL -o copa.tar.gz https://github.com/project-copacetic/copacetic/releases/download/v${copa_version}/copa_${copa_version}_linux_amd64.tar.gz && \
    tar -zxvf copa.tar.gz && \
    chmod +x copa

# Final stage
FROM gcr.io/distroless/static

# Copy required components
COPY --from=builder /copa /usr/local/bin/copa
COPY --from=docker:24.0-cli /usr/local/bin/docker /usr/local/bin/docker
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/

ENTRYPOINT ["/usr/local/bin/copa", "patch"]
CMD ["--help"]