FROM python:3.11-slim

WORKDIR /app

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

RUN mkdir -p /app/.cache && chmod 777 /app/.cache

ENV HF_HOME=/app/.cache
ENV TRANSFORMERS_CACHE=/app/.cache/transformers
ENV SENTENCE_TRANSFORMERS_HOME=/app/.cache/sentence-transformers

COPY requirements.txt .

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

COPY main.py .

EXPOSE 7860

CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]