FROM python:3.10

# Set working directory
WORKDIR /app

# Copy and install dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy app files
COPY . .

# Set Hugging Face cache to writable temp directory
ENV TRANSFORMERS_CACHE=/tmp/hf_cache
ENV HF_HOME=/tmp/hf_cache

# Expose port (matches your app)
EXPOSE 7860

# Use Gunicorn for production with 2 workers
CMD ["gunicorn", "--workers", "2", "--bind", "0.0.0.0:7860", "app:app"]