Return list of users to admin page

server/controllers/admin.controller.js

@@ -0,0 +1,11 @@
+import { Router } from 'express';
+import models from '../db/models'
+const router = Router();
+
+router.get('/users', async (req, res) => {
+  const users = await models.User.findAll()
+
+  res.send(users);
+});
+
+export default router;