chore: add changeset for notification persistence changes

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: simplesagar

.changeset/improve-notification-persistence.md

@@ -0,0 +1,10 @@
+---
+"dashboard": patch
+---
+
+Improve notification persistence and UI placement
+
+- Fix SDK call to correctly wrap notification data in createNotificationForm
+- Change toast persistence to opt-in model (persist: true)
+- Move notification bell from sidebar to page header
+- Add persist: true to important user action toasts across the dashboard