update docs

packages/artplayer-vitepress/docs/en/library/hls.md

@@ -0,0 +1,39 @@
+# hls.js
+
+👉 [https://github.com/video-dev/hls.js](https://github.com/video-dev/hls.js)
+
+<div className="run-code" data-libs="https://cdnjs.cloudflare.com/ajax/libs/hls.js/8.0.0-beta.3/hls.min.js">
+    ▶ Run Code
+</div>
+
+```js{21-24,28}
+function playM3u8(video, url, art) {
+    if (Hls.isSupported()) {
+        const hls = new Hls();
+        hls.loadSource(url);
+        hls.attachMedia(video);
+
+        // optional
+        art.hls = hls;
+        art.once('url', () => hls.destroy());
+        art.once('destroy', () => hls.destroy());
+    } else if (video.canPlayType('application/vnd.apple.mpegurl')) {
+        video.src = url;
+    } else {
+        art.notice.show = 'Unsupported playback format: m3u8';
+    }
+}
+
+var art = new Artplayer({
+    container: '.artplayer-app',
+    url: 'https://test-streams.mux.dev/x36xhzz/x36xhzz.m3u8',
+    type: 'm3u8',
+    customType: {
+        m3u8: playM3u8,
+    },
+});
+
+art.on('ready', () => {
+    console.info(art.hls);
+});
+```