FROM python:3.11-slim

ENV PYTHONUNBUFFERED=1

# Install system dependencies
RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        build-essential \
        libssl-dev \
        libffi-dev \
        ca-certificates \
        git \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies used by cipherscan
RUN python -m pip install --no-cache-dir tlslite-ng ecdsa

# Create application directory
WORKDIR /opt/cipherscan

# Copy repository into the image
COPY . .

# Default command to show help (smoke test should be able to run without network)
CMD ["bash", "-lc", "python3 cscan.py --help"]