feat: 添加智能体事件类型和SSE处理

- api.ts 添加4个智能体事件类型定义
- sseHandler.ts 添加智能体事件回调和分发

src/services/sseHandler.ts

@@ -21,7 +21,11 @@ import type {
   ToolErrorEvent,
   WarningEvent,
   NotificationEvent,
-  DepthUpdateEvent
+  DepthUpdateEvent,
+  AgentStartEvent,
+  AgentProgressEvent,
+  AgentCompleteEvent,
+  AgentErrorEvent
 } from '../types/api';
 
 /**
@@ -50,6 +54,14 @@ export interface SSECallbacks {
   onNotification?: (data: NotificationEvent) => void;
   /** 深度更新 */
   onDepthUpdate?: (data: DepthUpdateEvent) => void;
+  /** 子智能体启动 */
+  onAgentStart?: (data: AgentStartEvent) => void;
+  /** 子智能体进度 */
+  onAgentProgress?: (data: AgentProgressEvent) => void;
+  /** 子智能体完成 */
+  onAgentComplete?: (data: AgentCompleteEvent) => void;
+  /** 子智能体错误 */
+  onAgentError?: (data: AgentErrorEvent) => void;
   /** 连接打开 */
   onOpen?: () => void;
   /** 连接关闭 */
@@ -283,6 +295,18 @@ function dispatchEvent(
     case 'depth_update':
       callbacks.onDepthUpdate?.(data as DepthUpdateEvent);
       break;
+    case 'agent_start':
+      callbacks.onAgentStart?.(data as AgentStartEvent);
+      break;
+    case 'agent_progress':
+      callbacks.onAgentProgress?.(data as AgentProgressEvent);
+      break;
+    case 'agent_complete':
+      callbacks.onAgentComplete?.(data as AgentCompleteEvent);
+      break;
+    case 'agent_error':
+      callbacks.onAgentError?.(data as AgentErrorEvent);
+      break;
     default:
       console.log(`[SSE] 未知事件类型: ${eventType}`, data);
   }