Add nextcloud.db.host option

defaults/main.yml

@@ -16,6 +16,7 @@ nextcloud:
     pw: "{{ lookup('password', '/dev/null') }}"
     name: admin
   db:
+    host: localhost
     user: nextcloud
     pw: None
     name: nextcloud

tasks/base.yml

@@ -53,6 +53,8 @@
       - -n
       - --database
       - mysql
+      - --database-host
+      - '{{ nextcloud.db.host }}'
       - --database-name
       - '{{ nextcloud.db.name }}'
       - --database-user