FROM python:3.11-slim

WORKDIR /app

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

# Install Celery
RUN pip install --no-cache-dir celery redis

# Copy application
COPY . .

# Set environment
ENV PYTHONPATH=/app
ENV CELERY_BROKER_URL=redis://redis:6379/1
ENV CELERY_RESULT_BACKEND=redis://redis:6379/2

# Run Celery worker
CMD ["celery", "-A", "tasks", "worker", "--loglevel=info"]