docs: document cursor theme source state

frontend/README.md

@@ -88,7 +88,11 @@ frontend/src/
 - **States** — skeleton shimmer instead of spinners wherever possible.
 - **Cursor** — `@teamhub/cursor-theme` supplies the shared TeamHUB cursor
   contract; Tailwind `cursor-pointer` and `cursor-not-allowed` utilities are
-  overridden in `src/styles/globals.css` to use `--teamhub-cursor-*`.
+  overridden in `src/styles/globals.css` to use `--teamhub-cursor-*`. The
+  dependency is currently declared as
+  `file:../../../Engines/engines/teamhub-cursor-theme` in `frontend/package.json`;
+  the current source package version is `0.1.0` from the Engines package
+  manifest, and the consumer is not yet pinned to a release tag.
 
 ### Key flows