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/merge.vue

@@ -222,6 +222,14 @@
                 </el-form-item>
               </div>
 
+              <el-form-item label="业务目的" prop="businessPurpose" class="form-item-half">
+                <el-select v-model="targetCoil.businessPurpose" placeholder="请选择业务目的" style="width: 100%"
+                  :disabled="readonly">
+                  <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="钢卷表面处理" prop="coilSurfaceTreatment" class="form-item-half">
                 <MemoInput storageKey="surfaceTreatmentDesc" v-model="targetCoil.coilSurfaceTreatment"
                   placeholder="请输入钢卷表面处理" />
@@ -305,7 +313,7 @@ export default {
     TimeInput,
     AbnormalForm
   },
-  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 {