# Use Python 3.12 slim image
FROM python:3.12-slim

# Set working directory
WORKDIR /app

# Copy and install dependencies first (cache-friendly)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the app
COPY app.py .
COPY config.py .
COPY utils/ ./utils
COPY templates/ ./templates
COPY static/ ./static

# Expose the Flask port
EXPOSE 5000

# Run the app with Gunicorn
CMD ["gunicorn", "-b", "0.0.0.0:5000", "app:app"]