FROM python:3.12-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1

WORKDIR /app

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

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

# Whole repo so `portal` is importable as a package (relative imports).
COPY . /app/

RUN useradd --create-home appuser && chown -R appuser:appuser /app
USER appuser

EXPOSE 8500

CMD ["uvicorn", "portal.main:app", "--host", "0.0.0.0", "--port", "8500", "--proxy-headers"]