新增上一页功能，BGM自动引入

src/page/Home/App.vue

@@ -11,6 +11,8 @@ import gsap from 'gsap'
 import Loading from "@/components/Loading";
 import Index from "@/components/Index";
 import Question from "@/components/Question";
+import { bgm } from '@/plugins'
+
 
 const showLoad = ref(false);
 const loadFn = (item) => {
@@ -36,7 +38,7 @@ const questionFn = (item) => {
 
 
 onMounted(() => {
-
+  bgm()
 });
 </script>