# Dockerfile for Django + Daphne
FROM python:3.11-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y build-essential libpq-dev && rm -rf /var/lib/apt/lists/*

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

# Copy project files
COPY . .

# Collect static files
RUN python manage.py collectstatic --noinput

# Expose Daphne port
EXPOSE 8003

# Start Daphne
CMD ["daphne", "-b", "0.0.0.0", "-p", "8000", "crossapp.asgi:application"]