nextcloud: Fix typos, re-add hiddenservice-task

tasks/hiddenservice.yml

@@ -10,3 +10,12 @@
     dest: "/etc/apache2/conf-available/{{ item.name }}.conf"
     mode: "0644"
   notify: reload apache
+
+# Das erste Argument gibt den Platz im Array an, beginnend mit 0.
+- name: "Hiddenservice | Richte trusted domains ein | {{ item.name }}"
+  ansible.builtin.command:
+    cmd: 'php occ config:system:set trusted_domains {{ item.occ_config.system.trusted_domains | length }} --value "{{ hiddenservice_address.stdout }}" --quiet'
+    chdir: "{{ nextcloud_install_path }}"
+  become: true
+  become_user: "{{ item.user }}"
+  changed_when: true