indent?

.gitlab-ci.yml

@@ -9,9 +9,9 @@ cache:
 before_script:
   image: node:10
   script:
-  - npm install gitbook-cli -g # install gitbook
-  - gitbook fetch 3.2.3 # fetch final stable version
-  - gitbook install # add any requested plugins in book.json
+    - npm install gitbook-cli -g # install gitbook
+    - gitbook fetch 3.2.3 # fetch final stable version
+    - gitbook install # add any requested plugins in book.json
 
 test:
   image: node:10