The per-doc push plugin: when any editor of this document dispatches a local transaction, the new doc is pushed into the shared yjs fragment.
Key and origin semantics mirror y-tiptap's ySyncPlugin (same meta guard, same "skip if change-origin" check).
The per-doc push plugin: when any editor of this document dispatches a local transaction, the new doc is pushed into the shared yjs fragment. Key and origin semantics mirror y-tiptap's ySyncPlugin (same meta guard, same "skip if change-origin" check).