FROM python:3.10-slim

WORKDIR /app

# Copy requirements from backend folder
COPY backend/requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy all code from backend folder
COPY backend/ .

# Hugging Face Docker Spaces require port 7860
ENV PORT=7860
EXPOSE 7860

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