FROM python:3.11-slim

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1 \
    HF_HOME=/root/.cache/huggingface \
    HF_CACHE_DIR=/models/hf \
    HF_REPO_ID=ethnmcl/test-score-predictor-xgb

WORKDIR /app

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

COPY requirements.txt ./
RUN pip install --upgrade pip && pip install -r requirements.txt

COPY app.py ./

EXPOSE 7860

CMD uvicorn app:app --host 0.0.0.0 --port 7860 --workers ${WORKERS:-1}