Store transfer files on Contabo Object Storage like Ladill Meet.

Add transfer-files S3 disk, config-driven uploads, and an artisan command to migrate existing local blobs to object storage.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/Services/Transfer/TransferService.php

@@ -144,19 +144,25 @@ class TransferService
         $uuid = Str::uuid()->toString();
         $ext = $file->getClientOriginalExtension() ?: 'bin';
         $path = $user->id.'/transfers/'.$transfer->id.'/'.$uuid.'.'.$ext;
+        $disk = $this->filesDisk();
 
-        $file->storeAs('', $path, 'qr');
+        $file->storeAs('', $path, $disk);
 
         return TransferFile::create([
             'transfer_id' => $transfer->id,
             'original_name' => $displayName,
-            'disk' => 'qr',
+            'disk' => $disk,
             'path' => $path,
             'mime_type' => $file->getMimeType() ?: 'application/octet-stream',
             'size_bytes' => (int) $file->getSize(),
         ]);
     }
 
+    private function filesDisk(): string
+    {
+        return (string) config('transfer.files_disk', 'qr');
+    }
+
     /**
      * @param  array<string, mixed>  $data
      */