Added jest and stylelint related files for github action

test.config.js

@@ -0,0 +1,10 @@
+module.exports = {
+  transform: {
+    "^.+\\.jsx?$": "babel-jest"
+  },
+  moduleFileExtensions: ["js", "json", "jsx", "ts", "tsx", "node"],
+  moduleDirectories: ["node_modules", "web/js"],
+  moduleNameMapper: {
+  },
+  testEnvironment: "jsdom"
+};