ansible postgreSQL create db user WIP

Former-commit-id: ee4c4db3f6f78dc2ebcab748aaa30e34c5e730d3

ansible/deploy.yaml

@@ -79,8 +79,9 @@
                   insertbefore=BOF
     - name: restart postgresql service
       systemd: state=restarted name=postgresql enabled=yes
-    - postgresql_user:
+    - name: create db user
       become_user: "postgres"
+      postgresql_user:
         name: "{{ dbuser }}"
         password: "{{ dbpassword }}"
         role_attr_flags: CREATEDB,NOSUPERUSER