create anchor for script in ci

.gitlab-ci.yml

@@ -4,7 +4,7 @@ image: registry.gitlab.com/pages/hugo/hugo_extended
 variables:
   GIT_SUBMODULE_STRATEGY: recursive
 
-test:
+.job_templae: &script
   before_script:
     - apk add --update npm nodejs
     - npm update
@@ -15,15 +15,11 @@ test:
   except:
   - master
 
+test:
+  <<: *script
+
 pages:
-  before_script:
-    - apk add --update npm
-    - npm install -D --save autoprefixer
-    - npm install -D --save postcss-cli
-  script:
-  - hugo --minify --gc
+  <<: *script
   artifacts:
     paths:
     - public
-  only:
-  - master