added code coverage

Author: parteekcoder

Diff for: .gitignore

@@ -20,3 +20,5 @@ terraform/.terraform/
 
 storybook-static
 duplicates.json
+
+coverage

Diff for: package.json

@@ -12,7 +12,7 @@
     "build:client": "cross-env NODE_ENV=production webpack --config webpack/config.prod.js",
     "build:server": "cross-env NODE_ENV=production webpack --config webpack/config.server.js",
     "build:examples": "cross-env NODE_ENV=production webpack --config webpack/config.examples.js",
-    "test": "jest",
+    "test": "jest --coverage",
     "test:ci": "npm run lint && npm run test",
     "fetch-examples": "cross-env NODE_ENV=development node ./server/scripts/fetch-examples.js",
     "fetch-examples-gg": "cross-env NODE_ENV=development node ./server/scripts/fetch-examples-gg.js",