FROM python:3.12-slim

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    && rm -rf /var/lib/apt/lists/*

RUN pip install --no-cache-dir \
    celery==5.4.0 \
    redis==5.0.7 \
    psycopg2-binary==2.9.9 \
    python-dotenv==1.0.1

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

COPY . .

CMD ["celery", "-A", "celery_app", "worker", "--loglevel=info", "--pool=solo"]