Feat: Introduce custom OIDC client to enforce authorization prompts

- Created `CustomOidcClient` to override default `OidcClient` behavior, ensuring authorization prompts are always displayed.
- Updated `oidc-server.php` configuration to use the custom client model.

app/OAuth/CustomOidcClient.php

@@ -0,0 +1,19 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\OAuth;
+
+use Admin9\OidcServer\Models\OidcClient;
+use Illuminate\Contracts\Auth\Authenticatable;
+
+class CustomOidcClient extends OidcClient
+{
+    /**
+     * Determine if the client should skip the authorization prompt.
+     */
+    public function skipsAuthorization(Authenticatable $user, array $scopes): bool
+    {
+        return false; // Always show the approve/deny page
+    }
+}

config/oidc-server.php

@@ -65,7 +65,7 @@
     | authorization prompt for first-party clients.
     |
     */
-    'client_model' => Admin9\OidcServer\Models\OidcClient::class,
+    'client_model' => App\OAuth\CustomOidcClient::class,
 
     /*
     |--------------------------------------------------------------------------