Revert "Autorun Flask app"

This reverts commit e0e0b3c5e3.

Flask applications are not supposed to be run this way. We run the
endpoints with uwsgi in prod or with the flask program for debugging.

https://flask.palletsprojects.com/en/3.0.x/api/#flask.Flask.run

rankendpoint.py

@@ -15,7 +15,6 @@ def main(db_path):
     except Exception as ex:
         print(ex)
         sys.exit()
-    app.run()
 
 #db.set_trace_callback(print)