新建MX或SRV记录时优先级默认值设置为10

dashboard/src2/components/JsiteDomainDNSRecords.vue

@@ -134,6 +134,7 @@
 								<div v-if="record.editing" class="flex items-center space-x-2">
 									<select 
 										v-model="record.type" 
+										@change="handleRecordTypeChange(record)"
 										class="w-20 px-2 py-1 text-sm border border-gray-300 rounded focus:ring-2 focus:ring-blue-500 focus:border-blue-500"
 										:class="{ 'bg-gray-100 text-gray-500 cursor-not-allowed': !record.isNew }"
 										:disabled="!record.isNew"
@@ -477,6 +478,22 @@ export default {
 			
 			// 添加新记录到最前面
 			this.dnsRecords.unshift(newRecord);
+			
+			// 如果默认类型是MX或SRV，设置默认优先级
+			this.handleRecordTypeChange(newRecord);
+		},
+
+		// 处理记录类型变化时的优先级设置
+		handleRecordTypeChange(record) {
+			if (record.type === 'MX' || record.type === 'SRV') {
+				// 如果是MX或SRV类型且优先级为空，则设置为默认值10
+				if (!record.level) {
+					record.level = 10;
+				}
+			} else {
+				// 其他类型不设置优先级
+				record.level = null;
+			}
 		},
 
 		// 编辑记录