chore: use npm script

.gitlab-ci.yml

@@ -23,7 +23,7 @@ build_page:
   script:
     - ash .ci-scripts/set-path-base.sh ${CI_COMMIT_REF_SLUG}
     - npm i
-    - node_modules/.bin/vuepress build src
+    - npm run build
   artifacts:
     paths:
       - src/.vuepress/dist
@@ -35,7 +35,7 @@ build_page-backend:
   script:
     - ash .ci-scripts/set-path-base.sh backend
     - npm i
-    - node_modules/.bin/vuepress build src
+    - npm run build
   artifacts:
     paths:
       - src/.vuepress/dist