feat: drag and drop across multi editors

[songispm]

Please describe your changes

Delete content when drop on another editor,

At the same time, it does not affect the normal drop event effect of the editor.

Work in nested nodes too.

Core change of code:

https://github.com/ueberdosis/tiptap/pull/4328/files#diff-6eddae5591c39b131ab5597e8ac574df71fafda96023c4573c45fd73ed066b9f

Related issues

https://github.com/ueberdosis/tiptap/issues/3133

Demo

https://deploy-preview-4328--tiptap-embed.netlify.app/preview/Experiments/MultipleEditors

or checkout this pull request

1. npm run dev
2. Visit http://localhost:3000/preview/Experiments/MultipleEditors

https://github.com/ueberdosis/tiptap/assets/38745323/d9e6c03a-edb4-4543-b723-b7511c3a844c

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[songispm]

Another related pull request: https://github.com/ueberdosis/tiptap/pull/3429

[colinramsay]

@songispm is this ready to merge given the change which was requested was made?

[songispm]

yes, I think it's worked.

https://github.com/ueberdosis/tiptap/pull/4328/files

[colinramsay]

Great work! Is it straightforward to do this React? I see there’s currently only a Vue example. @bdbch if you are happy do you think this could get in to a release?

[crystalball808]

Would like to use this feature!