FROM python:3.11-slim

WORKDIR /app

ENV TRANSFORMERS_CACHE=/tmp/cache
ENV HF_HOME=/tmp/hf_home

# Сначала PyTorch (CPU версия — легче)
RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu

# Затем остальные зависимости
RUN pip install --no-cache-dir \
    ctranslate2>=3.13.0 \
    hf-hub-ctranslate2 \
    transformers>=4.35.0 \
    sentencepiece>=0.1.99 \
    fastapi>=0.111.0 \
    uvicorn>=0.30.0 \
    pydantic>=2.0.0

COPY app.py .

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