- /notifications and /notifications/count no longer require user_id param
- return both count and unread fields for compatibility
- /notifications/read-all marks current user notifications
- /notifications/{id}/read enforces ownership (or admin)
- /notifications and /notifications/count no longer require user_id param
- return both count and unread fields for compatibility
- /notifications/read-all marks current user notifications
- /notifications/{id}/read enforces ownership (or admin)