Merge branch 'modify-ci' into 'master'

Build script for CI

See merge request !4

.gitlab-ci.yml

 image: node:latest
-    stages:
-      - build
-      - test
 
-    cache:
-      paths:
-        - node_modules/
+stages:
+  - build
 
-    install_dependencies:
-      stage: build
-      script:
-        - npm install --global yarn
-        - yarn install
-        - yarn build
-      artifacts:
+build:
+  stage: build
+  script:
+    - npm install --global yarn
+    - yarn install
+    - yarn build
\ No newline at end of file
-        paths:
-          - node_modules/
-
-    testing_testing:
-      stage: test
-      script: yarn test
\ No newline at end of file