---
- name: APT Update Playbook
  hosts: all
  become: yes
  gather_facts: yes
  
  tasks:
    - name: Update apt package cache
      ansible.builtin.apt:
        update_cache: yes
        cache_valid_time: 3600
      register: apt_update_result
      when: ansible_os_family == "Debian"
      
    - name: Display update result for Debian/Ubuntu systems
      ansible.builtin.debug:
        msg: "APT cache updated successfully on {{ inventory_hostname }}"
      when: ansible_os_family == "Debian" and apt_update_result is succeeded
      
    - name: Skip non-Debian systems
      ansible.builtin.debug:
        msg: "Skipping {{ inventory_hostname }} - not a Debian/Ubuntu system ({{ ansible_os_family }})"
      when: ansible_os_family != "Debian"
      
    - name: Display failure message
      ansible.builtin.debug:
        msg: "APT update failed on {{ inventory_hostname }}"
      when: ansible_os_family == "Debian" and apt_update_result is failed