create new middleware and connecet setad

app/Http/Middleware/VerifySetadIp.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+
+class VerifySetadIp
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
+     */
+    public function handle(Request $request, Closure $next): Response
+    {
+        $masterServerIp = env('MASTER_SERVER_IP');
+        if (is_null($masterServerIp)) {
+            return response('Master server IP not configured.', 500);
+        }
+        if ($request->ip() !== $masterServerIp) {
+            return response('Unauthorized.', 401);
+
+        }
+        return $next($request);
+    }
+}