phase2 70% 완료

frontend/app/(main)/admin/dataflow/page.tsx

@@ -1,23 +1,22 @@
-'use client';
+"use client";
 
-import React from 'react';
-import { DataFlowDesigner } from '@/components/dataflow/DataFlowDesigner';
-import { useAuth } from '@/hooks/useAuth';
+import React from "react";
+import { Toaster } from "react-hot-toast";
+import { DataFlowDesigner } from "@/components/dataflow/DataFlowDesigner";
+import { useAuth } from "@/hooks/useAuth";
 
 export default function DataFlowPage() {
   const { user } = useAuth();
 
   const handleSave = (relationships: any[]) => {
-    console.log('저장된 관계:', relationships);
+    console.log("저장된 관계:", relationships);
     // TODO: API 호출로 관계 저장
   };
 
   return (
     <div className="h-screen bg-gray-50">
-      <DataFlowDesigner 
-        companyCode={user?.companyCode || 'COMP001'} 
-        onSave={handleSave}
-      />
+      <DataFlowDesigner companyCode={user?.companyCode || "COMP001"} onSave={handleSave} />
+      <Toaster />
     </div>
   );
 }