Run tasks only when packages are installed

tasks/monitoring.yml

@@ -22,6 +22,7 @@
     src: munin_configuration
     dest: /etc/munin/plugin-conf.d/yyy-apache
     mode: 0644
+  when: munin in ansible_facts.packages
   notify: restart munin-node
 
 - name: "Monitoring | Enable Munin plugins"
@@ -33,6 +34,7 @@
     - apache_accesses
     - apache_processes
     - apache_volume
+  when: munin in ansible_facts.packages
   notify: restart munin-node
 
 - name: "Monitoring | Enable Monit configuration"
@@ -40,4 +42,5 @@
     src: monit.conf
     dest: /etc/monit/conf-enabled/apache2
     mode: 0644
+  when: monit in ansible_facts.packages
   notify: reload monit

tasks/packages.yml

@@ -1,4 +1,8 @@
 ---
+- name: "Packages | Get installed packages"
+  ansible.builtin.package_facts:
+    manager: apt
+
 - name: "Packages | Install packages"
   ansible.builtin.apt:
     pkg: