fix

app/Filament/Resources/UploadFileResource.php

@@ -47,7 +47,7 @@ class UploadFileResource extends Resource
                             ])->columnSpanFull(),
                         Radio::make('type')->label('類型')->options([1 => '社會公益'])->default(1),
                         Group::make()->schema([
-                            FileUpload::make('upload_link')->label('上傳檔案')->directory('uploadFiles')->columnSpan(1),
+                            FileUpload::make('upload_link')->label('上傳檔案')->required()->directory('uploadFiles')->columnSpan(1),
                         ])->columnSpanFull(),
                         DatePicker::make('award_date')->label('獲得日期'),
                     ])->columns(4)->columnSpanFull(),