feat (router): 新增采购详情路由，优化预警数量管理功能

在管理员模块与商家模块中新增采购详情页面路由。
升级预警数量管理组件，优化交互体验与功能逻辑。

manager/src/views/procurement/inbound/detail.vue

@@ -0,0 +1,78 @@
+<template>
+  <div class="search">
+    <el-card>
+      <template #header>
+        <div class="card-header">
+          <span>入库单详情</span>
+          <el-button @click="$router.back()">返回</el-button>
+        </div>
+      </template>
+      <el-descriptions v-if="detail.id" :column="2" border>
+        <el-descriptions-item label="入库单号">{{ detail.inboundSn }}</el-descriptions-item>
+        <el-descriptions-item label="采购单ID">{{ detail.procurementOrderId }}</el-descriptions-item>
+        <el-descriptions-item label="本次入库数量">{{ totalInboundQuantity }}</el-descriptions-item>
+        <el-descriptions-item label="入库成本">￥{{ formatMoney(detail.totalCost) }}</el-descriptions-item>
+        <el-descriptions-item label="操作人">{{ detail.operatorName }}</el-descriptions-item>
+      </el-descriptions>
+      <el-table :data="items" border class="mt_10 item-table" style="width: 100%">
+        <el-table-column prop="goodsName" label="商品名称" class-name="goods-name-col" width="200">
+          <template #default="{ row }">{{ row.goodsName }}</template>
+        </el-table-column>
+        <el-table-column prop="skuId" label="SKU ID" class-name="sku-id-col" width="200">
+          <template #default="{ row }">{{ row.skuId }}</template>
+        </el-table-column>
+        <el-table-column prop="inboundQuantity" label="入库数量" width="90" align="center" />
+      </el-table>
+    </el-card>
+  </div>
+</template>
+
+<script>
+import { getProcurementInboundDetail, getProcurementInboundItems } from "@/api/procurement";
+import { formatMoney } from "../constants";
+
+export default {
+  name: "manager-procurement-inbound-detail",
+  data() {
+    return { detail: {}, items: [] };
+  },
+  computed: {
+    totalInboundQuantity() {
+      return (this.items || []).reduce(
+        (sum, item) => sum + (Number(item.inboundQuantity) || 0),
+        0
+      );
+    },
+  },
+  mounted() {
+    const id = this.$route.query.id;
+    if (id) {
+      getProcurementInboundDetail(id).then((res) => {
+        if (res.success) this.detail = res.result || {};
+      });
+      getProcurementInboundItems(id).then((res) => {
+        if (res.success) this.items = res.result || [];
+      });
+    }
+  },
+  methods: { formatMoney },
+};
+</script>
+
+<style scoped>
+.card-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+.item-table :deep(.sku-id-col .cell) {
+  white-space: normal;
+  word-break: break-all;
+  line-height: 1.4;
+}
+.item-table :deep(.goods-name-col .cell) {
+  white-space: normal;
+  word-break: break-all;
+  line-height: 1.4;
+}
+</style>