Dockerfile

# Multi-stage production Dockerfile for WeatherFlow API
FROM python:3.13-slim

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

WORKDIR /app

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

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

# Copy project files
COPY . /app/

# Collect static files for WhiteNoise
RUN python manage.py collectstatic --noinput || true

# Expose port
EXPOSE 8000

# Start production WSGI server
CMD ["gunicorn", "config.wsgi:application", "--bind", "0.0.0.0:8000", "--workers", "3"]