install gulp to process code

.gitlab-ci.yml

@@ -1,3 +1,5 @@
+image: node:latest
+
 stages:
   - build and deploy
 
@@ -6,6 +8,9 @@ build and deploy:
   only:
     - main
   script:
+    - npm install
+    - npm install -g gulp
+    - gulp
     - apt-get update -qq && apt-get install -y -qq lftp
     - lftp -c "set ftp:ssl-allow no; open -u $USERNAME,$PASSWORD $HOST;
       mirror --reverse --verbose --ignore-time --parallel=10