---
- name: Deploy Caddy
  hosts: all
  tasks:
    - name: Create caddy user
      user:
        name: caddy
        system: yes
        shell: /usr/sbin/nologin

    - name: Copy Caddy binary
      copy:
        src: caddy
        dest: /usr/local/bin/caddy
        mode: "0755"

    - name: Create systemd unit file for Caddy
      copy:
        dest: /etc/systemd/system/caddy.service
        content: |
          [Unit]
          Description=Caddy web server
          After=network.target

          [Service]
          ExecStart=/usr/local/bin/caddy run --config /etc/caddy/Caddyfile
          Restart=always
          User=caddy
          Group=caddy
          EnvironmentFile=/etc/caddy/.env

          [Install]
          WantedBy=multi-user.target
      when: not ansible_facts['systemd']['units']['caddy.service']

    - name: Enable and start Caddy service
      systemd:
        name: caddy
        enabled: yes
        state: started

    - name: Restart Caddy service
      systemd:
        name: caddy
        state: restarted