Add auditing

app/Extensions/Auditing/Resolvers/CustomIpAddressResolver.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Extensions\Auditing\Resolvers;
+
+use Illuminate\Support\Facades\Request;
+use OwenIt\Auditing\Contracts\Auditable;
+use OwenIt\Auditing\Contracts\Resolver;
+
+class CustomIpAddressResolver implements Resolver
+{
+    private static function anonymizeIpAddress(string $ipAddress): string
+    {
+        /** @source https://stackoverflow.com/a/48777412 */
+        return preg_replace(
+            ['/\.\d*$/', '/[\da-f]*:[\da-f]*$/'],
+            ['.0', '0:0'],
+            $ipAddress
+        );
+    }
+
+    public static function resolve(Auditable $auditable): string
+    {
+        $ip = $auditable->preloadedResolverData['ip_address'] ?? Request::ip();
+
+        if ($ip !== null) {
+            $ip = self::anonymizeIpAddress($ip);
+        }
+
+        return $ip;
+    }
+}