FROM python:3.11-slim

WORKDIR /app

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

COPY . .

# Port will be set via environment variable
EXPOSE 8000

CMD ["sh", "-c", "uvicorn app.main:app --proxy-headers --host 0.0.0.0 --port ${PORT:-8000} --workers 1"]