ansible postgreSQL WIP

Former-commit-id: fec285387bd0384b58c9b21c0342fa7bebbc2012

ansible/deploy.yaml

@@ -80,6 +80,7 @@
     - name: restart postgresql service
       systemd: state=restarted name=postgresql enabled=yes
     - postgresql_user:
+      become_user: "postgres"
         name: "{{ dbuser }}"
         password: "{{ dbpassword }}"
         role_attr_flags: CREATEDB,NOSUPERUSER