完善了agent

agent/tools/system/system_time.js

@@ -0,0 +1,17 @@
+import * as z from "zod"
+import { tool } from "langchain"
+
+/**
+ * 获取系统时间工具
+ * @returns {string} - 返回当前系统时间
+ */
+export const getSystemTimeTool = tool(
+  (input) => {
+    return new Date().toLocaleString()
+  },
+  {
+    name: "get_system_time",
+    description: `获取当前系统时间`,
+    schema: z.object({})
+  }
+)