bootstrap js projects

express-js/server.ts

@@ -0,0 +1,18 @@
+import express, { Application } from "express";
+import Server from "./src/index";
+
+const app: Application = express();
+const server: Server = new Server(app);
+const PORT: number = process.env.PORT ? parseInt(process.env.PORT, 10) : 8080;
+
+app
+  .listen(PORT, "localhost", function () {
+    console.log(`Server is running on port ${PORT}.`);
+  })
+  .on("error", (err: any) => {
+    if (err.code === "EADDRINUSE") {
+      console.log("Error: address already in use");
+    } else {
+      console.log(err);
+    }
+  });