feat: add systemd feature

roles/peertube/tasks/main.yml

@@ -73,3 +73,16 @@
       bash -lic "yarn install --production --pure-lockfile"
     chdir: "{{ peertube_home }}/peertube-latest"
   changed_when: true
+
+- name: Install services
+  ansible.builtin.template:
+    src: peertube.service.j2
+    dest: /etc/systemd/system/peertube.service
+    mode: 0644
+
+- name: Run services
+  ansible.builtin.systemd:
+    name: peertube.service
+    daemon_reload: true
+    state: restarted  # restart everytime, this is simpler
+    enabled: true