Add ToastProvider to main app component, integrate TicketNotificationBell in Layout, and define ticket notification types in types index. Enhance globals.css with toast progress bar animation.

src/styles/globals.css

@@ -1034,3 +1034,9 @@
 .animate-wheel-glow {
   animation: wheel-glow 2s ease-in-out infinite;
 }
+
+/* Toast progress bar animation */
+@keyframes shrink {
+  from { width: 100%; }
+  to { width: 0%; }
+}