ARG SUPERPACK
ARG PORT

FROM python:3.11-slim

# Re-declare build args inside the stage so they are visible
ARG SUPERPACK
ARG PORT

# Export them as runtime environment variables
ENV SUPERPACK=${SUPERPACK}
ENV PORT=${PORT}

WORKDIR /app

RUN apt-get update && apt-get install -y gcc curl && \
    rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir fastapi uvicorn torch \
    --extra-index-url https://download.pytorch.org/whl/cpu

COPY senti/core/engines/superpacks/ ./superpacks/
COPY ${SUPERPACK}/ ./${SUPERPACK}/

EXPOSE ${PORT}

# Use shell form of CMD to allow environment variable expansion at runtime
CMD uvicorn ${SUPERPACK}.api:app \
    --host 0.0.0.0 \
    --port ${PORT} \
    --workers 1