fix(mock): 补充采集服务启停/刷新配置的Mock API

POST /admin/collector/start|stop|refresh 三个端点，停止/启动会切换状态

Ultraworked with Sisyphus

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

frontend/mock/dashboard.ts

@@ -129,6 +129,36 @@ const mock: MockMethod[] = [
       },
     },
   },
+  // ===== 采集服务控制 =====
+  {
+    url: '/mock-api/admin/collector/start',
+    method: 'post',
+    response: () => {
+      // 模拟启动后修改状态为running
+      const statusMock = mock.find(m => m.url === '/mock-api/admin/collector/status')
+      if (statusMock && typeof statusMock.response === 'object') {
+        statusMock.response.data.status = 'running'
+        statusMock.response.data.uptimeSeconds = 0
+      }
+      return { code: 0, message: 'success', data: null }
+    },
+  },
+  {
+    url: '/mock-api/admin/collector/stop',
+    method: 'post',
+    response: () => {
+      const statusMock = mock.find(m => m.url === '/mock-api/admin/collector/status')
+      if (statusMock && typeof statusMock.response === 'object') {
+        statusMock.response.data.status = 'stopped'
+      }
+      return { code: 0, message: 'success', data: null }
+    },
+  },
+  {
+    url: '/mock-api/admin/collector/refresh',
+    method: 'post',
+    response: () => ({ code: 0, message: 'success', data: null }),
+  },
 ]
 
 export default mock