fork(fix): Clone AMLL 并修复 BUG

- 将AMLL Clone到本以地进行修复和优化(emm虽然这很不优雅但是暂时无时间做子模块和Fork)
- 修复在当前播放歌词行不可见的视口Seek会出现滚动偏移的问题

amll-local/packages/playground/react-full/env.d.ts

@@ -0,0 +1,4 @@
+declare module "@radix-ui/themes/styles.css" {
+	const content: string;
+	export default content;
+}