style: 移除麵包屑首頁項，側邊欄新增儀表板選單並修正選中狀態

resources/js/utils/breadcrumb.ts

@@ -5,26 +5,20 @@ import { BreadcrumbItemType } from "@/Components/shared/BreadcrumbNav";
  * 根據側邊欄層級結構定義基礎麵包屑
  */
 export const BREADCRUMB_MAP: Record<string, BreadcrumbItemType[]> = {
-    dashboard: [
-        { label: "首頁", isPage: true }
-    ],
+    dashboard: [],
     products: [
-        { label: "首頁", href: "/" },
         { label: "商品與庫存管理" },
         { label: "商品資料管理", href: "/products", isPage: true }
     ],
     warehouses: [
-        { label: "首頁", href: "/" },
         { label: "商品與庫存管理" },
         { label: "倉庫管理", href: "/warehouses", isPage: true }
     ],
     vendors: [
-        { label: "首頁", href: "/" },
         { label: "廠商管理" },
         { label: "廠商資料管理", href: "/vendors", isPage: true }
     ],
     purchaseOrders: [
-        { label: "首頁", href: "/" },
         { label: "採購管理" },
         { label: "管理採購單", href: "/purchase-orders", isPage: true }
     ],