# ============================================================================
# ShadowHunter — Docker Image
# ============================================================================
# Build: docker build -t shadowhunter .
# Run: docker run -p 8000:8000 shadowhunter
# ============================================================================

FROM python:3.11-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

# Set work directory
WORKDIR /app

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

# Copy requirements first for caching
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create logs directory
RUN mkdir -p /app/logs /app/data

# Create non-root user for security
RUN useradd -m -u 1000 shadowhunter && \
    chown -R shadowhunter:shadowhunter /app

USER shadowhunter

# Expose API port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/api/health')" || exit 1

# Default command: run API server
CMD ["python", "-m", "uvicorn", "shadowhunter_api:app", "--host", "0.0.0.0", "--port", "8000"]
