fix(distribution): 修复分销结账退款分成计算逻辑与利润统计，优化分销订单表格列宽与展示体验

distribution-admin/src/AppShell.tsx

@@ -9,6 +9,7 @@ import {
   EyeOutlined,
   FileSearchOutlined,
   LogoutOutlined,
+  OrderedListOutlined,
   SettingOutlined,
   ShopOutlined,
   SkinOutlined,
@@ -39,8 +40,9 @@ function MainLayout({ member, onLogout }: { member: CurrentMember; onLogout: ()
     ...(member.is_superadmin
       ? [{ key: '/sites', icon: <ShopOutlined />, label: <Link to="/sites">分销站点管理</Link> }]
       : []),
-    { key: '/receive', icon: <AccountBookOutlined />, label: <Link to="/receive">分销收号</Link> },
+    { key: '/orders', icon: <OrderedListOutlined />, label: <Link to="/orders">全部分销订单</Link> },
     { key: '/sold', icon: <FileSearchOutlined />, label: <Link to="/sold">售出账号订单</Link> },
+    { key: '/receive', icon: <AccountBookOutlined />, label: <Link to="/receive">分销收号管理</Link> },
     { key: '/accounts', icon: <ShopOutlined />, label: <Link to="/accounts">商品货架与加价</Link> },
     { key: '/wallet', icon: <WalletOutlined />, label: <Link to="/wallet">资金与提现</Link> },
     {
@@ -59,7 +61,7 @@ function MainLayout({ member, onLogout }: { member: CurrentMember; onLogout: ()
     },
   ]
 
-  const selectedKey = menuItems.some((item) => item.key === location.pathname)
+  const selectedKey = menuItems.some((item) => item && 'key' in item && item.key === location.pathname)
     ? location.pathname
     : '/'