so we do not lose our minds when debugging on a server

spiffworkflow-backend/Dockerfile

@@ -8,11 +8,12 @@ ENV PATH="$VIRTUAL_ENV/bin:$PATH"
 WORKDIR /app
 
 # base plus packages needed for deployment. Could just install these in final, but then we can't cache as much.
+# vim is just for debugging
 FROM base AS deployment
 
 RUN apt-get update \
  && apt-get clean -y \
- && apt-get install -y -q curl git-core gunicorn3 default-mysql-client \
+ && apt-get install -y -q curl git-core gunicorn3 default-mysql-client vim \
  && rm -rf /var/lib/apt/lists/*
 
 # Setup image for installing Python dependencies.