bootstrap js projects

express-js/src/index.ts

@@ -0,0 +1,18 @@
+import express, { Application } from "express";
+import cors, { CorsOptions } from "cors";
+
+export default class Server {
+  constructor(app: Application) {
+    this.config(app);
+  }
+
+  private config(app: Application): void {
+    const corsOptions: CorsOptions = {
+      origin: "http://localhost:8081"
+    };
+
+    app.use(cors(corsOptions));
+    app.use(express.json());
+    app.use(express.urlencoded({ extended: true }));
+  }
+}