feat(notice): 新增公告优先级和未读状态功能，优化公告展示逻辑

openhis-ui-vue3/src/layout/index.vue

@@ -16,6 +16,8 @@
       <app-main />
       <settings ref="settingRef" />
     </div>
+    <!-- 公告弹窗组件 -->
+    <notice-popup ref="noticePopupRef" />
   </div>
 </template>
 
@@ -23,6 +25,7 @@
 import {useWindowSize} from '@vueuse/core';
 import Sidebar from './components/Sidebar/index.vue';
 import {AppMain, Settings, TagsView} from './components';
+import NoticePopup from '@/components/NoticePopup/index.vue';
 
 import useAppStore from '@/store/modules/app';
 import useSettingsStore from '@/store/modules/settings';
@@ -62,9 +65,16 @@ function handleClickOutside() {
 }
 
 const settingRef = ref(null);
+const noticePopupRef = ref(null);
+
 function setLayout() {
   settingRef.value.openSetting();
 }
+
+// 暴露公告弹窗引用，供其他组件调用
+defineExpose({
+  noticePopupRef
+});
 </script>
 
 <style lang="scss" scoped>