[audio]添加背景音乐播放示例

pages/API/background-audio/background-audio.uvue → pages/API/get-background-audio-manager/get-background-audio-manager.uvue

@@ -2,7 +2,7 @@
 	<view>
 		<page-head :title="title"></page-head>
 		<view class="uni-padding-wrap">
-			<view class="uni-hello-text">注意：请确保通知权限开启，离开当前页面后背景音乐将保持播放，但退出uni-app将停止</view>
+			<view class="uni-hello-text">注意：离开当前页面后背景音乐将保持播放，但退出uni-app将停止</view>
 			<view class="page-body-buttons">
 				<block v-if="playing">
 					<view class="page-body-button" @tap="stop">
@@ -36,9 +36,9 @@
 			}
 		},
 		onLoad: function () {
-
 			let bgAudioMannager = uni.getBackgroundAudioManager();
 			bgAudioMannager.title = '致爱丽丝';
+			bgAudioMannager.epname = '致爱丽丝'
 			bgAudioMannager.singer = '暂无';
 			bgAudioMannager.coverImgUrl = 'https://web-assets.dcloud.net.cn/unidoc/zh/Alice.jpeg';