FROM python:3.12-slim-bookworm

WORKDIR /app

# Install OpenSSH client libs needed by asyncssh
RUN apt-get update && apt-get install -y --no-install-recommends \
    libssl-dev \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY ssh_mcp.py .
COPY entrypoint.py .

ENV PORT=8600

EXPOSE 8600

HEALTHCHECK --interval=30s --timeout=5s --start-period=15s \
  CMD python3 -c "import urllib.request; urllib.request.urlopen('http://localhost:8600/mcp', timeout=5)"

CMD ["python3", "entrypoint.py"]