# 1. Use a minimal Python 3.9 image
FROM python:3.9-slim

# 2. Set working directory
WORKDIR /app

# 3. Copy all files
COPY . .

# 4. Install requirements
RUN pip install --no-cache-dir --upgrade pip \
 && pip install --no-cache-dir -r requirements.txt

# 5. Environment variables required by Hugging Face Spaces
ENV STREAMLIT_SERVER_PORT=7860
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0
ENV STREAMLIT_SERVER_ENABLE_CORS=false
ENV STREAMLIT_SERVER_ENABLE_XSRF_PROTECTION=false

# 6. Launch streamlit correctly
CMD ["streamlit", "run", "app.py"]