update registration event editor

src/components/PhotoScroller.vue

@@ -29,6 +29,8 @@
 				theme="primary"
 				variant="dashed"
 				class="add"
+				:loading="loading"
+				:disabled="loading"
 				@click="$emit('add')"
 			>
 				<span v-text="addText" />
@@ -47,6 +49,7 @@ interface Props {
 	addText?: string;
 	emptyText?: string;
 	fallbackImage?: string;
+	loading?: boolean;
 	modelValue: string[];
 	showAdd?: boolean;
 	showRemove?: boolean;
@@ -57,6 +60,7 @@ const props = withDefaults(defineProps<Props>(), {
 	title: "照片列表",
 	addText: "拍照",
 	emptyText: "暂无照片",
+	loading: false,
 	showAdd: true,
 	showRemove: true
 });