OP#414 add service definition

manifests/params.pp

@@ -133,6 +133,11 @@ class confdroid_gitea::params (
 # files
   $ga_config_file   = "${ga_conf_dir}/app.ini"
   $ga_config_erb    = 'confdroid_gitea/app.ini.erb'
+  $ga_service_file  = '/etc/systemd/system/gitea.service'
+  $ga_service_erb   = 'confdroid_gitea/gitea_service.erb'
+
+# Service 
+  $ga_service_name  = 'gitea'
 
 # includes must be last
   include confdroid_gitea::main::config