> */ public function rules(): array { return [ 'file' => ['nullable', 'file', 'max:10240', 'required_without:file_base64'], 'file_base64' => ['nullable', 'string', 'required_without:file'], 'path' => ['required', 'string', 'max:2048'], 'expires_in_minutes' => ['nullable', 'integer', 'min:1', 'max:1440'], ]; } }