use distribution for os checks

tasks/main.yml

@@ -12,7 +12,7 @@
   become: true
   apt:
     update_cache: true
-  when: ansible_facts['os_family'] == 'Debian' or ansible_facts['os_family'] == 'Ubuntu'
+  when: ansible_facts['distribution'] == 'Debian' or ansible_facts['distribution'] == 'Ubuntu'
 
 - name: update pacman cache
   become: true
@@ -31,7 +31,7 @@
   apt_key:
     url: '{{ node_gpg_key }}'
     state: present
-  when: ansible_facts['os_family'] == 'Debian'
+  when: ansible_facts['distribution'] == 'Debian'
 
 - name: add nodesource source
   become: true
@@ -39,7 +39,7 @@
     src: 'nodesource.list.j2'
     dest: '/etc/apt/sources.list.d/nodesource.list'
     mode: '0600'
-  when: ansible_facts['os_family'] == 'Debian'
+  when: ansible_facts['distribution'] == 'Debian'
 
 - name: create apt pinning file
   become: true
@@ -47,7 +47,7 @@
     src: 'nodesource.j2'
     dest: '/etc/apt/preferences.d/nodesource'
     mode: '0644'
-  when: ansible_facts['os_family'] == 'Debian'
+  when: ansible_facts['distribution'] == 'Debian'
 
 - name: install front-end packages
   become: true