UPDATE: Add new parameter to method show and adjusted the return of method.

app/api/ReportController.php

@@ -3,11 +3,15 @@
 namespace App\Controllers;
 
 use Models\ReportsModel;
-
+use Nyholm\Psr7\Response;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Message\ResponseInterface;
 
+
 class ReportController
 {
-    public function show(ServerRequestInterface $request) {}
+    public function show(ServerRequestInterface $request, $queryParams)
+    {
+        return new Response(200, ['Content-Type' => 'application/json'], json_encode(['success' => 'data']));
+    }
 }