# Use Python 3.11 slim image for smaller size
FROM python:3.11-slim

# Set working directory
WORKDIR /app

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

# Install system dependencies if needed
RUN apt-get update && apt-get install -y \
    gcc \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY requirements.txt .

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

# Copy application code
COPY code/ ./code/
COPY csv_files/ ./csv_files/
COPY mypy.ini .

# Create necessary directories as mount points
RUN mkdir -p deck_files logs

# Create volumes for persistent data
VOLUME ["/app/deck_files", "/app/logs", "/app/csv_files"]

# Set the working directory to code for proper imports
WORKDIR /app/code

# Run the application
CMD ["python", "main.py"]