add server to monorepo.

packages/server/src/api/controllers/Ping.ts

@@ -0,0 +1,28 @@
+import { Router, Request, Response } from 'express';
+
+export default class Ping {
+  /**
+   * Router constructor.
+   */
+  router() {
+    const router = Router();
+
+    router.get(
+      '/',
+      this.ping,
+    );
+    return router;
+  }
+
+  /**
+   * Handle the ping request.
+   * @param {Request} req 
+   * @param {Response} res 
+   */
+  async ping(req: Request, res: Response)
+  {
+    return res.status(200).send({
+      server: true,
+    });
+  }
+}