https://stackoverflow.com/questions/64174989/widgetpreviewcontext-is-not-working-in-a-framework こちらと同じくWidget Extension以外のターゲットでWidgetPreviewContext使えない問題に遭遇しましたが、今のところまだ対策がないのでしょうか？

WidgetPreviewContext is not working in a framework

I made a widget using new and shiny WidgetKit. It looks good and working as expected. Then I put all its logic into separate framework to share constant values between extension and main app as wel...