---
- name: Cleanup and add timestamp
  block:
    - name: Kommentare aus der Datei entfernen
      lineinfile:
        path: "{{ authorized_keys_file }}"
        state: absent
        regexp: '^#.*$'

    - name: Kommentar hinzufügen (Modified by Ansible)
      blockinfile:
        path: "{{ authorized_keys_file }}"
        marker: ""
        block: |
          # Modified by Ansible on {{ ansible_date_time.date }} at {{ ansible_date_time.time }}