FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    git \
    postgresql-client \
    curl \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the service code
COPY . .

# Create necessary directories
RUN mkdir -p /app/logs /app/temp /app/reports

# Set environment variables
ENV PYTHONPATH=/app
ENV PYTHONUNBUFFERED=1
ENV PORT=8022

# Expose port
EXPOSE 8022

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:8022/health || exit 1

# Run migration and then start the service
CMD ["sh", "-c", "python run_migration.py && python server.py"]