feat(客户管理): 添加中国区域选择组件并替换地址输入框

- 新增 ChinaAreaSelect 组件，支持省市区三级选择与详细地址输入
- 在客户编辑和客户列表页面替换原有的地址输入框
- 组件支持标准地址与自定义地址组合格式存储
- 自动处理直辖市和港澳特别行政区的特殊区域结构

klp-ui/src/views/crm/customer/index.vue

@@ -135,7 +135,10 @@
           </el-select>
         </el-form-item>
         <el-form-item label="客户地址" prop="address">
-          <el-input v-model="form.address" placeholder="请输入客户地址" />
+          <ChinaAreaSelect 
+            v-model="form.address" 
+            placeholder="请选择客户地址" 
+          />
         </el-form-item>
         <el-form-item label="备注" prop="remark">
           <el-input v-model="form.remark" placeholder="请输入备注" />
@@ -161,6 +164,7 @@ import JSONTableInput from '../components/JSONTableInput.vue'
 import CustomerDetail from '../components/CustomerInfo.vue'
 import CustomerEdit from '../components/CustomerEdit.vue'
 import CustomerOrder from '../components/CustomerOrder.vue'
+import ChinaAreaSelect from '@/components/ChinaAreaSelect/index.vue'
 
 import { listCustomer, addCustomer, updateCustomer, delCustomer } from '@/api/crm/customer'
 
@@ -171,7 +175,8 @@ export default {
     JSONTableInput,
     CustomerDetail,
     CustomerEdit,
-    CustomerOrder
+    CustomerOrder,
+    ChinaAreaSelect
   },
   dicts: ['customer_industry', 'customer_level'],
   data() {