Refactoring docker-compose

The bug should now be fixed. I could verify a successful compilation and runtime execution on a more performant server. On my local laptop the discovery server somehow does not have enough CPU/RAM and throws a Socket Timeout.

fda-analyse-service/Dockerfile

@@ -22,4 +22,5 @@ COPY . .
 
 EXPOSE 5000
 
+# TODO on runtime displays: "WARNING: This is a development server. Do not use it in a production deployment."
 CMD ["flask", "run"]
\ No newline at end of file