编写了一个 ansible-playbook 代码，在该代码中，除了重新启动之外，其他所有功能都正常运行；处理程序不起作用

Question

无法使用处理程序重新启动，

- hosts: all
  remote_user: ec2-user
  become: yes
  vars:
       ports: 1024
  tasks:
    - name: Add repository
      yum_repository:
         name: jenkins
         description: jenkins
         baseurl: http://pkg.jenkins.io/redhat-stable
         gpgkey: https://pkg.jenkins.io/redhat-stable/jenkins.io-2023.key
    - name: install jenkins and java
      yum:
          name: "{{ item }}"
          state: present
      loop:
          - jenkins
          - java-17-amazon-corretto-jmods.x86_64
    - name: changing jenkins port number
      lineinfile:
                 path: /usr/lib/systemd/system/jenkins.service
                 regexp: '^Environment="JENKINS_PORT=8080"'
                 line:    Environment="JENKINS_PORT={{ports}}
      notify: restart jenkins
    - name: daemon-reload to pick up config changes
      systemd:
              daemon_reload: yes
    - name: jenkins stop
      service:
            name: jenkins
            state: stopped
    - name: start jenkins
      service:
          name: jenkins
          state: started
  handlers:
    - name: restart jenkins
      service:
           name: jenkins
           state: restarted