---

- name: Retrieve ipv4-address for resolution in /etc/hosts on wirt machine
  shell: /home/core/Scripte/vhost_getIPv4 "{{ vm_name }}"
  register: ipv4

- name: Write vmname and ipv4-address for resolution to /etc/hosts on wirt machine
  debug: msg={{ ipv4["stdout"] }}
  

- name: Write vmname and ipv4-address for resolution to /etc/hosts on wirt machine iXXXXXXXXXXXXXXXXXXXXX
  ansible.builtin.lineinfile:
    path: /etc/hosts
    regexp: '^{{ ipv4["stdout"] }} ='
    line: "{{ ipv4['stdout'] + ' ' + vm_name }}"

...