fix(core): improve connection testing with dynamic disk configuration for s3 backups

bootstrap/helpers/s3.php

@@ -1,17 +0,0 @@
-<?php
-
-use App\Models\S3Storage;
-
-function set_s3_target(S3Storage $s3)
-{
-    config()->set('filesystems.disks.custom-s3', [
-        'driver' => 's3',
-        'region' => $s3['region'],
-        'key' => $s3['key'],
-        'secret' => $s3['secret'],
-        'bucket' => $s3['bucket'],
-        'endpoint' => $s3['endpoint'],
-        'use_path_style_endpoint' => true,
-        'aws_url' => $s3->awsUrl(),
-    ]);
-}