feat(钢卷管理): 在多个页面添加业务目的选择功能

为钢卷管理中的校正、拆分、合并、录入等操作添加业务目的选择功能，使用字典类型coil_business_purpose提供选项

klp-ui/src/views/wms/coil/panels/stepSplit.vue

@@ -173,6 +173,12 @@
                 <el-input-number :controls="false" v-model="splitForm.actualWidth" placeholder="请输入实测宽度" type="number"
                   :step="0.01" />
               </el-form-item>
+              <el-form-item label="业务目的" prop="businessPurpose">
+                <el-select v-model="splitForm.businessPurpose" placeholder="业务目的" filterable>
+                  <el-option v-for="item in dict.type.coil_business_purpose" :key="item.value" :value="item.value"
+                    :label="item.label" />
+                </el-select>
+              </el-form-item>
               <el-form-item label="调制度" prop="temperGrade">
                 <el-input v-model="splitForm.temperGrade" placeholder="请输入调制度" />
               </el-form-item>
@@ -340,7 +346,7 @@ export default {
     ProductInfo,
     RawMaterialInfo,
   },
-  dicts: ['coil_quality_status', 'coil_abnormal_position', 'coil_abnormal_code', 'coil_abnormal_degree'],
+  dicts: ['coil_quality_status', 'coil_abnormal_position', 'coil_abnormal_code', 'coil_abnormal_degree', 'coil_business_purpose'],
   data() {
     const currentCoilNoPrefix = generateCoilNoPrefix()
     return {