更新管理后台布局，优化菜单项标签，新增支付配置项。同时，调整API响应字段命名，确保一致性，提升代码可读性和维护性。

app/api/withdraw/pending-confirm/route.ts

@@ -32,15 +32,15 @@ export async function GET(request: NextRequest) {
       id: w.id,
       amount: Number(w.amount),
       package: w.package_info ?? '',
-      created_at: w.created_at,
+      createdAt: w.created_at,
     }))
 
     return NextResponse.json({
       success: true,
       data: {
         list: items,
-        mch_id: mchId,
-        app_id: appId,
+        mchId,
+        appId,
       },
     })
   } catch (e) {

app/api/withdraw/records/route.ts

@@ -27,8 +27,8 @@ export async function GET(request: NextRequest) {
       id: r.id,
       amount: Number(r.amount),
       status: r.status,
-      created_at: r.created_at,
-      processed_at: r.processed_at,
+      createdAt: r.created_at,
+      processedAt: r.processed_at,
     }))
 
     return NextResponse.json({