Dockerfile.test

# Dockerfile.test
ARG ORG=ngwpc
ARG NGEN_FORCING_IMAGE_TAG=latest
ARG BASE_IMAGE_NAME="alpine:latest"

FROM ${BASE_IMAGE_NAME}

# OCI Metadata Arguments
ARG BASE_IMAGE_NAME
ARG BASE_IMAGE_DIGEST="unknown"
ARG BASE_IMAGE_REVISION="unknown"
ARG IMAGE_SOURCE="unknown"
ARG IMAGE_VENDOR="unknown"
ARG IMAGE_VERSION="unknown"
ARG IMAGE_REVISION="unknown"
ARG IMAGE_CREATED="unknown"

# OCI Standard Labels
LABEL org.opencontainers.image.base.name="${BASE_IMAGE_NAME}" \
    org.opencontainers.image.base.digest="${BASE_IMAGE_DIGEST}" \
    io.ngwpc.image.base.revision="${BASE_IMAGE_REVISION}" \
    org.opencontainers.image.source="${IMAGE_SOURCE}" \
    org.opencontainers.image.vendor="${IMAGE_VENDOR}" \
    org.opencontainers.image.version="${IMAGE_VERSION}" \
    org.opencontainers.image.revision="${IMAGE_REVISION}" \
    org.opencontainers.image.created="${IMAGE_CREATED}"

# Create a dummy file just to prove we did something
RUN echo "This is a lightweight test build for pipeline verification." > /build_info.txt

# Add a timestamp so every build layer looks slightly different (optional, forces fresh hash)
ARG BUILD_DATE
RUN echo "Built on $BUILD_DATE" >> /build_info.txt

CMD ["cat", "/build_info.txt"]