Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -31,7 +31,6 @@ stages:
   - performance
   - cleanup
 
-
 prepare_node:
   stage: prepare
   image: node:10
@@ -39,6 +38,7 @@ prepare_node:
     - npm install
   script: 
     - npm run prod
+    - echo "$ENV_FILE" > .env # Also provide env file
   artifacts:
     paths:
       - node_modules