feat(contract): 新增合同预览和列表组件

refactor(QRCode): 优化二维码组件并修复空值检查
将QRCode组件从print目录移动到components目录，并添加空值检查防止错误

feat(crm): 在合同模型中添加交货日期字段
在CrmContract、CrmContractVo、CrmContractBo及相关Mapper中添加deliveryDate字段

refactor(wms): 统一使用全局QRCode组件路径
将多个文件中的QRCode引用路径从相对路径改为@/components/QRCode

style(order): 调整订单页面标签顺序
调整操作记录和发货配卷标签的顺序

chore: 删除废弃的打印相关文件
移除print目录下不再使用的QRCode、CodeRenderer等组件和页面

klp-ui/src/views/crm/contract/components/ContractTabs.vue

@@ -0,0 +1,119 @@
+<template>
+  <div class="contract-tabs">
+    <div v-if="contractId" class="tabs-content">
+      <el-tabs v-model="activeTab" type="card" tab-position="top" v-loading="tabLoading">
+        <el-tab-pane label="下发订单" name="second">
+          <OrderPage v-if="activeTab === 'second'" :contractId="contractId" />
+        </el-tab-pane>
+        <el-tab-pane label="财务状态" name="third">
+          <KLPTable v-loading="loading" :data="financeList">
+            <el-table-column label="收款日期" align="center" prop="dueDate" width="180">
+              <template slot-scope="scope">
+                <span>{{ parseTime(scope.row.dueDate, '{y}-{m}-{d}') }}</span>
+              </template>
+            </el-table-column>
+            <el-table-column label="收款金额" align="center" prop="amount" />
+            <el-table-column label="备注" align="center" prop="remark" />
+          </KLPTable>
+        </el-tab-pane>
+        <el-tab-pane label="订单异议" name="fourth">
+          <el-table v-loading="loading" :data="objectionList">
+            <el-table-column label="编号" align="center" prop="objectionCode" />
+            <el-table-column label="状态" align="center" prop="objectionStatus">
+              <template slot-scope="scope">
+                <el-tag v-if="scope.row.objectionStatus === 0" type="danger">待处理</el-tag>
+                <el-tag v-else-if="scope.row.objectionStatus === 1" type="success">已处理</el-tag>
+                <el-tag v-else-if="scope.row.objectionStatus === 2" type="info">已关闭</el-tag>
+              </template>
+            </el-table-column>
+            <el-table-column label="处理人" align="center" prop="handleUser" />
+            <el-table-column label="处理时间" align="center" prop="handleTime" width="180">
+              <template slot-scope="scope">
+                <span>{{ parseTime(scope.row.handleTime, '{y}-{m}-{d}') }}</span>
+              </template>
+            </el-table-column>
+            <el-table-column label="备注" align="center" prop="remark" />
+          </el-table>
+        </el-tab-pane>
+        <el-tab-pane label="发货配卷" name="fifth">
+          <CoilTable :data="coilList" />
+        </el-tab-pane>
+      </el-tabs>
+    </div>
+    <div v-else class="no-selection" style="display: flex; align-items: center; justify-content: center; height: 100%;">
+      <el-empty description="请先选择合同" />
+    </div>
+  </div>
+</template>
+
+<script>
+import OrderPage from "@/views/crm/order/index.vue";
+import CoilTable from "../../components/CoilTable.vue";
+
+export default {
+  name: "ContractTabs",
+  components: {
+    OrderPage,
+    CoilTable
+  },
+  props: {
+    contractId: {
+      type: Number,
+      default: null
+    },
+    financeList: {
+      type: Array,
+      default: () => []
+    },
+    objectionList: {
+      type: Array,
+      default: () => []
+    },
+    coilList: {
+      type: Array,
+      default: () => []
+    },
+    loading: {
+      type: Boolean,
+      default: false
+    },
+    tabLoading: {
+      type: Boolean,
+      default: false
+    }
+  },
+  data() {
+    return {
+      // 活动tab
+      activeTab: "second"
+    };
+  },
+  methods: {
+    // 解析时间
+    parseTime(time, pattern) {
+      if (!time) return '';
+      const d = new Date(time);
+      const year = d.getFullYear();
+      const month = (d.getMonth() + 1).toString().padStart(2, '0');
+      const day = d.getDate().toString().padStart(2, '0');
+      const hours = d.getHours().toString().padStart(2, '0');
+      const minutes = d.getMinutes().toString().padStart(2, '0');
+      const seconds = d.getSeconds().toString().padStart(2, '0');
+      return pattern
+        .replace('{y}', year)
+        .replace('{m}', month)
+        .replace('{d}', day)
+        .replace('{h}', hours)
+        .replace('{i}', minutes)
+        .replace('{s}', seconds);
+    }
+  }
+};
+</script>
+
+<style scoped>
+.contract-tabs {
+  height: 100%;
+  overflow-y: auto;
+}
+</style>