feat: 增加登录限流和跨进程退出机制

ai_knowledge_base_v2/apps/admin-web/src/services/api.ts

@@ -84,6 +84,7 @@ export const api = {
       method: "POST",
       body: JSON.stringify({ username, password }),
     }),
+  logout: () => request<null>("/admin/logout", { method: "POST", body: "{}" }),
   profile: () => request<AdminProfile>("/admin/profile"),
   dashboard: (start?: string, end?: string) => {
     const params = new URLSearchParams();