password_fact.yml

---
- hosts: localhost
  tasks:
    - name: 8 character random string
      ansible.builtin.set_fact:
        generated_password: "{{ lookup('community.general.random_string', min_lower=1, min_upper=1, min_special=1, min_numeric=1) }}"
      register: password

    - name: print registered password
      debug:
        msg: "{{ password }}"
    
    - name: print password fact
      debug:
        msg: "{{ generated_password }}"
...