fix

app/Filament/Resources/ProjectResource.php

                         ->relationship('tags', 'name')
                         ->preload()
                         ->label('標籤'),
-                    FileUpload::make('thumbnail')->label('縮圖')->directory('project')->image(),
+                    FileUpload::make('thumbnail')->label('縮圖')->directory('project')->image()->imageEditor(),
                     FileUpload::make('img_url')->label('圖片')->directory('project')->reorderable()->multiple()->maxFiles(5),
                     FileUpload::make('mobile_img_url')->label('手機版圖片')->directory('project')->reorderable()->multiple()->maxFiles(5),
                     TextInput::make('order')->label('排序')->default('0'),