FROM python:3.7-slim
  
  # We copy just the requirements.txt first to leverage Docker cache
  COPY requirements.txt /src/requirements.txt
  
  WORKDIR /src
  
  RUN pip install --upgrade pip && pip3 install -r requirements.txt
  
  COPY src/. /src
  COPY entrypoint.sh .
  
  RUN ["chmod", "+x", "/src/entrypoint.sh"]
  ENTRYPOINT ["/src/entrypoint.sh"]