# Use official Python image
FROM python:3.9-slim

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    HF_HOME="/app/huggingface_cache" \
    TRANSFORMERS_CACHE="/app/huggingface_cache"

# Create cache directory
RUN mkdir -p $HF_HOME && chmod -R 777 $HF_HOME

# Copy app files
WORKDIR /app
COPY . .

# Install dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Expose FastAPI port
EXPOSE 8000

# Run FastAPI
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]