FROM python:3.10-slim

# Set working directory
WORKDIR /code

# Install basic OS tools only (no compiler needed for ctransformers wheels)
RUN apt-get update \
    && apt-get install -y --no-install-recommends wget \
    && rm -rf /var/lib/apt/lists/*

# Copy project files
COPY . .

# Install Python dependencies
RUN pip install --no-cache-dir -U pip wheel setuptools \
    && pip install --no-cache-dir -r requirements.txt

# Configure Hugging Face cache to a writable location
ENV HF_HOME=/code/.cache \
    HUGGINGFACE_HUB_CACHE=/code/.cache/huggingface
RUN mkdir -p /code/.cache/huggingface

# Expose FastAPI port
EXPOSE 7860

# Start the FastAPI app
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]