Ansible: with_items and selectattr equalto

gistfile1.yml

---
- name: with_items and selectattr equalto
  hosts: 127.0.0.1
  connection: local
  sudo: no

  vars:
    users:
      - username: user1
        state: present
        name: User 1
        keys:
          - pub-key-01
        groups:
          - www-data
      - username: user2
        state: present
        name: User 2
        keys:
          - pub-key-02
        groups:
          - admin
          
  tasks:
    - debug: >
        var=item
      with_items: >
        users | selectattr("username", "equalto", "user1") | list