This extension adds information about all connected users (like their name and a specified color), their current cursor position and their text selection (if there’s one).
| provider | `Object` | `null` | A Y.js network connection, for example a [y-websocket](https://github.com/yjs/y-websocket) instance. |
| user | `Object` | `{ user: null, color: null }` | Attributes of the current user, assumes to have a name and a color, but can be used with any attribute. |
| render | `Function` | … | A render function for the cursor, look at [the extension source code](https://github.com/ueberdosis/tiptap-next/blob/main/packages/extension-collaboration-cursor/) for an example. |