Improve the use of pm2

.gitlab-ci.yml

@@ -10,6 +10,5 @@ deploy preprod:
                 - rsync -ruvC ./ $BASE_PATH
                 - cd $BASE_PATH
                 - npm install
-                - pm2 restart srv.js
         only:
                 - master

README.md

@@ -20,6 +20,7 @@ npm install
 
 ## Run
 
+We're suggesting the use of pm2 to manage the service
 ```sh
-sudo pm2 start srv.js
+pm2 start srv.sh --name slogan --watch
 ```