fix

src/admin/announcement/detail.vue

@@ -16,13 +16,13 @@ const [ready, toggleReady] = useToggle()
 const announcement = reactive<AnnouncementEdit>({
   id: 0,
   title: "",
-  tag: "",
+  tag: "公告",
   content: "",
   visible: false,
 })
 
 const tags: SelectOption[] = [
-  { label: "空白", value: "" },
+  { label: "公告", value: "公告" },
   { label: "更新", value: "更新" },
 ]
 
@@ -76,7 +76,11 @@ onMounted(init)
       <n-input class="contestTitle" v-model:value="announcement.title" />
     </n-form-item>
     <n-form-item label="标签">
-      <n-select class="select" v-model:value="announcement.tag" :options="tags" />
+      <n-select
+        class="select"
+        v-model:value="announcement.tag"
+        :options="tags"
+      />
     </n-form-item>
     <n-form-item label="可见">
       <n-switch v-model:value="announcement.visible" />