chore: add methods to find all users

Author: Victor

src/controllers/UserController.js

@@ -1,6 +1,10 @@
+import User from '../models/User';
+
 class UserController {
     async index(request, response) {
+        const users = await User.find();
 
+        return response.json(users);
     }
 
     async create(request, response) {

src/models/User.js

@@ -2,7 +2,11 @@ import { connection as database } from '../config/database';
 
 class User {
     async find() {
+        const query = 'SELECT * FROM users';
+        const result = await database.query(query);
+        const users = result.rows;
 
+        return users;
     }
 
     async create() {