FROM python:3.11-slim

WORKDIR /app

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PYTHONPATH=/app

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

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

COPY backend /app/backend
COPY backend/alembic.ini /app/alembic.ini

CMD ["sh", "-c", "alembic upgrade head && uvicorn app.api.main:app --host 0.0.0.0 --port 8000"]