Add ability to add/remove songs from playlist (#17)

* Add api for add/remove playlist items

* Add playlistItemId property to normalized Song

- This is used for Navidrome to delete songs from playlists

* Add mutations for add/remove from playlist

* Add context modal for playlist add

* Add remove from playlist from context menu

* Set jellyfin to use playlistItemId

* Adjust font sizing

* Add playlist add from detail pages

* Bump mantine to v6-alpha.2

src/renderer/features/context-menu/context-menu-items.tsx

@@ -4,9 +4,20 @@ export const SONG_CONTEXT_MENU_ITEMS: SetContextMenuItems = [
   { id: 'play' },
   { id: 'playLast' },
   { divider: true, id: 'playNext' },
-  { disabled: true, id: 'addToPlaylist' },
+  { divider: true, id: 'addToPlaylist' },
   { id: 'addToFavorites' },
-  { id: 'removeFromFavorites' },
+  { divider: true, id: 'removeFromFavorites' },
+  { disabled: true, id: 'setRating' },
+];
+
+export const PLAYLIST_SONG_CONTEXT_MENU_ITEMS: SetContextMenuItems = [
+  { id: 'play' },
+  { id: 'playLast' },
+  { divider: true, id: 'playNext' },
+  { id: 'addToPlaylist' },
+  { divider: true, id: 'removeFromPlaylist' },
+  { id: 'addToFavorites' },
+  { divider: true, id: 'removeFromFavorites' },
   { disabled: true, id: 'setRating' },
 ];
 
@@ -14,7 +25,7 @@ export const ALBUM_CONTEXT_MENU_ITEMS: SetContextMenuItems = [
   { id: 'play' },
   { id: 'playLast' },
   { divider: true, id: 'playNext' },
-  { disabled: true, id: 'addToPlaylist' },
+  { divider: true, id: 'addToPlaylist' },
   { id: 'addToFavorites' },
   { id: 'removeFromFavorites' },
   { disabled: true, id: 'setRating' },
@@ -24,9 +35,9 @@ export const ARTIST_CONTEXT_MENU_ITEMS: SetContextMenuItems = [
   { id: 'play' },
   { id: 'playLast' },
   { divider: true, id: 'playNext' },
-  { disabled: true, id: 'addToPlaylist' },
+  { divider: true, id: 'addToPlaylist' },
   { id: 'addToFavorites' },
-  { id: 'removeFromFavorites' },
+  { divider: true, id: 'removeFromFavorites' },
   { disabled: true, id: 'setRating' },
 ];