Fix build pipeline

.gitlab-ci.yml

@@ -12,31 +12,31 @@ cache:
         - node_modules/
 
 setup:
-    image: node:7.10.0
+    image: node
     stage: setup
     script:
         - npm install
 
 # test:unit:
-#     image: node:7.10.0
+#     image: node
 #     stage: test
 #     script:
 #         - npm run test:unit
 
 # test:e2e:
-#     image: node:7.10.0
+#     image: node
 #     stage: test
 #     script:
 #         - npm run test:e2e
 
 ts:lint:
-    image: node:7.10.0
+    image: node
     stage: lint
     script:
         - npm run lint:ts
 
 sass:lint:
-    image: node:7.10.0
+    image: node
     stage: lint
     script:
         - npm run lint:sass
@@ -45,7 +45,7 @@ publish:
     stage: publish
     image: docker:latest
     only:
-        - develop
+        - master
     before_script:
         - docker info
         - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $REGISTRY_URL