build: add deploy staging to .gitlab-ci.yml

.gitlab-ci.yml

 stages:
   - lint
   - test
+  - deploy
 cache:
   paths:
     - ~/.cache
@@ -50,4 +51,13 @@ jest:
         coverage_format: cobertura
         path: coverage/cobertura-coverage.xml
 
-
+deploy_staging:
+  image: node:16.16.0
+  stage: deploy
+  only:
+    - development
+  script:
+    - npm install --global vercel
+    - vercel pull --yes --environment=preview --token=$VERCEL_TOKEN
+    - vercel build --token=$VERCEL_TOKEN
+    - vercel deploy --prebuilt  --token=$VERCEL_TOKEN