feat(inventory): 新增庫存分析模組

- 實作 InventoryAnalysisController 與 TurnoverService
- 新增庫存分析前端頁面 (Inventory/Analysis/Index.tsx)
- 整合路由與選單
- 統一分頁邏輯與狀態顯示
- 更新 UI Consistency Skill 文件

resources/js/Layouts/AuthenticatedLayout.tsx

@@ -249,6 +249,13 @@ export default function AuthenticatedLayout({
                     route: "/inventory/report",
                     permission: "inventory_report.view",
                 },
+                {
+                    id: "inventory-analysis",
+                    label: "庫存分析",
+                    icon: <BarChart3 className="h-4 w-4" />,
+                    route: "/inventory/analysis",
+                    permission: "inventory_report.view",
+                },
             ],
         },
         {