chore: initial commit

api/controllers/Swagger.php

@@ -0,0 +1,25 @@
+<?php
+
+require __DIR__ . '/REST_Controller.php';
+
+defined('BASEPATH') or exit('No direct script access allowed');
+
+class Swagger extends CI_Controller
+{
+    public function __construct()
+    {
+        parent::__construct();
+
+        $this->load->library('app_modules');
+    }
+
+    public function index() {
+        $data['title'] = 'Api Guide';
+        $this->load->view('playground', $data);
+    }
+
+    public function json()
+    {
+        return REST_Controller::get_swagger_file();
+    }
+}