add configuration to revert to single-select ItemGrid behavior

src/renderer/store/settings.store.ts

@@ -409,6 +409,7 @@ export const GeneralSettingsSchema = z.object({
     buttonSize: z.number(),
     combinedLyricsAndVisualizer: z.boolean(),
     disabledContextMenu: z.record(z.string(), z.boolean()),
+    enableGridMultiSelect: z.boolean(),
     externalLinks: z.boolean(),
     followCurrentSong: z.boolean(),
     followSystemTheme: z.boolean(),
@@ -965,6 +966,7 @@ const initialState: SettingsState = {
         buttonSize: 15,
         combinedLyricsAndVisualizer: false,
         disabledContextMenu: {},
+        enableGridMultiSelect: false,
         externalLinks: true,
         followCurrentSong: true,
         followSystemTheme: false,