refactor: 整理组件目录结构

- TransactionDetail, CategoryBillPopup 移入 Transaction/
- BudgetTypeTabs 移入 Budget/
- GlassBottomNav, ModernEmpty 移入 Global/
- Icon, IconSelector, ClassifySelector 等 8 个通用组件移入 Common/
- 更新所有相关引用路径

Web/src/views/UnconfirmedClassification.vue

@@ -104,7 +104,7 @@ import { ref, onMounted, computed } from 'vue'
 import { useRouter } from 'vue-router'
 import { showToast, showConfirmDialog } from 'vant'
 import { getUnconfirmedTransactionList, confirmAllUnconfirmed } from '@/api/transactionRecord'
-import TransactionDetail from '@/components/TransactionDetail.vue'
+import TransactionDetail from '@/components/Transaction/TransactionDetail.vue'
 import BillListComponent from '@/components/Bill/BillListComponent.vue'
 
 const router = useRouter()