feat: set exclusive option for ssh keys

defaults/main.yml

@@ -6,7 +6,8 @@ users_default_users: []
 #     groups:
 #       - wheel
 #     password: "secure"
-#     key: "ssh-ed25519 AAAA..."
+#     sshkeys:
+#       - "ssh-ed25519 AAAA..."
 #     shell: /bin/bash
 # @end
 

tasks/users_keys.yml

@@ -3,11 +3,12 @@
     - name: Set authorized_key for ssh users
       authorized_key:
         user: "{{ item.name }}"
-        key: "{{ item.key }}"
+        key: "{{ item.sshkeys }}"
+        exclusive: True
         state: present
       loop: "{{ users_default_users }}"
       loop_control:
         label: "{{ item.name }}"
-      when: item.key is defined
+      when: item.sshkeys is defined
   become: True
   become_user: root