Restart service on config file modification

tasks/main.yml

@@ -22,6 +22,7 @@
     lstrip_blocks: yes
     trim_blocks: yes
     mode: 0640
+  register: config_file
 
 - name: copy Kanshi systemd service file
   ansible.builtin.copy:
@@ -42,3 +43,10 @@
       state: started
       enabled: true
   when: service_file is changed and not ansible_check_mode
+
+- name: Restart Kanshi service
+  ansible.builtin.systemd:
+    name: kanshi.service
+    state: restarted
+    scope: user
+  when: config_file is changed and not service_file is changed