feat: add group media and music

routes/api.php

@@ -241,6 +241,8 @@
     Route::post('/media/{id}/note', [MediaController::class, 'storeNote']);
 
     // Media categories
+    // Category with its sub-categories, each carrying its medias.
+    Route::get('categories/{id}/grouped', [CategoryController::class, 'grouped']);
     // Explicit POST update so an icon image can be uploaded (multipart can't ride a PUT).
     Route::post('categories/{id}', [CategoryController::class, 'update']);
     Route::apiResource('categories', CategoryController::class);
@@ -252,6 +254,8 @@
 
 
     // Music Categories
+    // Category with its sub-categories, each carrying its playlists.
+    Route::get('music-categories/{id}/grouped', [MusicCategoryController::class, 'grouped']);
     Route::apiResource('music-categories', MusicCategoryController::class);
     Route::get('public/music-categories', [MusicCategoryController::class, 'index']);