[feat] Initial code

src/plugin/index.ts

@@ -0,0 +1,8 @@
+import 'react-app-polyfill/ie11';
+import 'react-app-polyfill/stable';
+import dayjs from 'dayjs';
+import timezone from 'dayjs/plugin/timezone';
+import utc from 'dayjs/plugin/utc';
+
+dayjs.extend(timezone); // Support Time Zone
+dayjs.extend(utc); // Support UTC Time