# ---- Base Stage ----
FROM python:3.11-slim AS base

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    curl libgl1 libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

# Install Python dependencies
COPY requirements.txt /tmp/requirements.txt
RUN pip install --no-cache-dir -r /tmp/requirements.txt \
    && rm /tmp/requirements*.txt

# ---- Final Stage ----
FROM base AS final

WORKDIR /app

# Copy application code
COPY app/ /app/app/

# Create data directories
RUN mkdir -p /data/uploads /data/outputs /data/models /data/temp /data/jobs

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
    CMD curl -f http://localhost:8000/api/v1/health || exit 1

# Expose port
EXPOSE 8000

# Run API
CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]