How can I get the state of the file upload and save the uploaded files

//...
FileUpload::make('attachments')
    ->multiple()
    ->columnSpanFull(),
//...

//...
FileUpload::make('attachments')
    ->multiple()
    ->columnSpanFull(),
//...

->action(function (array $data, Ticket $record) {
    dd($data['attachments']);

->action(function (array $data, Ticket $record) {
    dd($data['attachments']);