Dockerfile

FROM ghcr.io/astral-sh/uv:python3.12-bookworm-slim AS uv

WORKDIR /app

ENV UV_COMPILE_BYTECODE=1
ENV UV_LINK_MODE=copy

# Copy all project files needed for installation
COPY pyproject.toml README.md ./
COPY src/ ./src/

# Create virtual environment and install project
RUN --mount=type=cache,target=/root/.cache/uv \
    uv venv && \
    uv pip install -e .

# Verify installation (separate step for better error visibility)
RUN . .venv/bin/activate && \
    python -c "import mcp_py_repl" || { echo "Package import failed"; exit 1; }

FROM python:3.12-slim-bookworm

WORKDIR /app

# Create non-root user
RUN useradd -m app && \
    chown -R app:app /app

USER app

COPY --from=uv --chown=app:app /app/.venv /app/.venv
COPY --from=uv /usr/local/bin/uv /usr/local/bin/uv
COPY --chown=app:app src/ ./src/

ENV PATH="/app/.venv/bin:$PATH"
ENV PYTHONPATH="/app/src"

ENTRYPOINT ["mcp-py-repl"]