Update .gitlab-ci.yml

.gitlab-ci.yml

-stages:
-  - lint
-
-lint_frontend:
-  stage: lint
-  image: node:lts
+# The Docker image that will be used to build your app
+image: node:lts
+# Functions that should be executed before the build script is run
+before_script:
+  - npm ci --legacy-peer-deps
+pages:
   script:
-    - npm ci --legacy-peer-deps
-    - npm run lint
-  tags:
-    - shared-fi
+    - npm run build
+  artifacts:
+    paths:
+      # The folder that contains the files to be exposed at the Page URL
+      - public
+  rules:
+    # This ensures that only pushes to the default branch will trigger
+    # a pages deploy
+    - if: $CI_COMMIT_REF_NAME == $CI_DEFAULT_BRANCH