FROM python:3.11-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /code

COPY app/requirements.txt /code/requirements.txt
RUN pip install --no-cache-dir --extra-index-url https://download.pytorch.org/whl/cpu \
    -r /code/requirements.txt

ENV HF_HOME=/code/.hf-cache
ENV PYTHONUNBUFFERED=1

RUN python -c "from transformers import AutoImageProcessor, AutoModelForImageClassification; \
AutoImageProcessor.from_pretrained('microsoft/swinv2-base-patch4-window16-256', cache_dir='/code/.hf-cache'); \
AutoModelForImageClassification.from_pretrained('microsoft/swinv2-base-patch4-window16-256', cache_dir='/code/.hf-cache')"

COPY model.safetensors /code/model.safetensors
COPY app /code/app

EXPOSE 7860

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