FROM node:24-slim

# node:24-slim has ~88 packages (vs 413 in bookworm).
# We only add git for diffing. curl and python3 are replaced by Node.js.
RUN apt-get update && apt-get install -y --no-install-recommends \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install Pi globally — baked into the image, no install at runtime
RUN npm install -g @earendil-works/pi-coding-agent

# Copy action files into the image
COPY prompts/default.md /action/prompts/default.md
COPY scripts/review.sh  /action/scripts/review.sh
COPY entrypoint.sh      /action/entrypoint.sh

RUN chmod +x /action/entrypoint.sh /action/scripts/review.sh

# Disable Pi's startup network calls
ENV PI_OFFLINE=1

ENTRYPOINT ["/action/entrypoint.sh"]