# Stage 1: Use an official Python runtime as a parent image
# Using a -slim version is a good practice as it reduces the final image size.
FROM python:3.9-slim

WORKDIR /app

COPY requirements.txt ./

RUN pip install --no-cache-dir -r requirements.txt
COPY . .

EXPOSE 7860

CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.headless=true"]