chore: add changeset for v3.28.4

Author: mrubens

.changeset/v3.28.4.md

@@ -0,0 +1,11 @@
+---
+"roo-cline": patch
+---
+
+![3.28.4 Release - Supernova Discovery](/releases/3.28.4-release.png)
+
+- UX: Redesigned Message Feed (thanks @brunobergher!)
+- UX: Responsive Auto-Approve (thanks @brunobergher!)
+- Add telemetry retry queue for network resilience (thanks @daniel-lxs!)
+- Fix: Transform keybindings in nightly build to fix command+y shortcut (thanks @app/roomote!)
+- New code-supernova stealth model in the Roo Code Cloud provider (thanks @mrubens!)