FROM python:3.8 WORKDIR /app RUN pip install --upgrade pip # Avoid rebuilding this step if no changes to requirements.txt COPY requirements.txt . RUN pip install -r requirements.txt # Copy everything else COPY app app COPY *.py LICENSE README.md ./ EXPOSE 5000 ENTRYPOINT [ "python", "main.py", "--host", "0.0.0.0" ]