Add optional watermark on export (#1365)

* Add optional watermark on export

* Address init PR feedback

* Add SVG export with refactoring

* Update export.ts

* Move addWatermark to appState

* Update snapshots

* Fit watermark in small scene

* Rename watermark things

Co-authored-by: Lipis <lipiridis@gmail.com>

src/components/LayerUI.tsx

@@ -79,6 +79,7 @@ const LayerUI = ({
           name: appState.name,
           viewBackgroundColor: appState.viewBackgroundColor,
           scale,
+          shouldAddWatermark: appState.shouldAddWatermark,
         });
       }
     };