Added env var to GH Action

Author: SundeepChand

.github/workflows/github-ci.yml

@@ -88,10 +88,9 @@ jobs:
         run: npm install
 
       - name: Create config.json
-        run: echo "{ \"apiURL\": $API_URL, \"APP_ENV\": $APP_ENV }" > src/config.json
+        run: echo $TEST_CONFIG_JSON > src/config.json
         env:
-          API_URL: "http://localhost:1337"
-          APP_ENV: "prod"
+          TEST_CONFIG_JSON: "{ \"apiURL\": \"http://localhost:1337\", \"APP_ENV\": \"prod\" }"
 
       - name: Test Cypress
         uses: cypress-io/github-action@v2