feat: add music genres

src/client/response/music_new.rs

@@ -1,15 +1,12 @@
 use serde::Deserialize;
 
-use super::{music_item::Grid, ContentsRenderer, SectionList, Tab};
+use super::{
+    music_item::{Grid, SingleColumnBrowseResult},
+    SectionList, Tab,
+};
 
 #[derive(Debug, Deserialize)]
 #[serde(rename_all = "camelCase")]
 pub(crate) struct MusicNew {
-    pub contents: Contents,
-}
-
-#[derive(Debug, Deserialize)]
-#[serde(rename_all = "camelCase")]
-pub(crate) struct Contents {
-    pub single_column_browse_results_renderer: ContentsRenderer<Tab<SectionList<Grid>>>,
+    pub contents: SingleColumnBrowseResult<Tab<SectionList<Grid>>>,
 }