Again

tasks/install-database.yml

 ---
 
+- name: Vérification de l'état de pSQL
+  service: name=postgresql state=started enabled=yes
+
 - name: Creation de l'utilisateur pour pSQL
-  become: yes
-  become_user: postgres
+  sudo_user : postgres
   community.general.postgresql_user:
     name: hedgedocs-user
     password: "{{ hedgedoc_sql_password }}"