feat: implement real-time dashboard updates via WebSockets

shared/modules/dashboard/dashboard.service.ts

@@ -126,6 +126,27 @@ export const dashboardService = {
 
         return allEvents;
     },
+
+    /**
+     * Records a new internal event and broadcasts it via WebSocket
+     */
+    recordEvent: async (event: Omit<RecentEvent, 'timestamp'>): Promise<void> => {
+        const fullEvent: RecentEvent = {
+            ...event,
+            timestamp: new Date(),
+        };
+
+        // Broadcast to WebSocket clients
+        try {
+            const { systemEvents, EVENTS } = await import("@shared/lib/events");
+            systemEvents.emit(EVENTS.DASHBOARD.NEW_EVENT, {
+                ...fullEvent,
+                timestamp: fullEvent.timestamp.toISOString()
+            });
+        } catch (e) {
+            console.error("Failed to emit system event:", e);
+        }
+    },
 };
 
 /**