feat: add AgentRealtimeProvider and integrate it into WorkbenchLayout and ConversationsPage

web/components/agent-realtime-provider.tsx

@@ -0,0 +1,9 @@
+"use client"
+
+import { useAgentConversationRealtime } from "@/hooks/use-agent-conversation-realtime"
+
+export function AgentRealtimeProvider() {
+  useAgentConversationRealtime()
+
+  return null
+}