Make jupyter start optional

local.yml

@@ -5,6 +5,7 @@
     jupyter_service: true
     ignore_python_version: false 
     ignore_architecture: false
+    jupyter_start: true
 
   pre_tasks:
     - name: Check python version

roles/jupyter-lab/tasks/main.yml

@@ -32,4 +32,4 @@
     state: started
     enabled: true
     daemon_reload: true
-  when: jupyter_service
+  when: jupyter_service and jupyter_start