Info and filtering by course tracks, table of content on chapter view with links and previous and next buttons.

routes/web.php

@@ -18,6 +18,7 @@ use Illuminate\Support\Facades\Route;
 
 Route::get('/download', [Index::class, 'download']);
 Route::get('/', [Index::class, 'index']);
+Route::get('/track/{track}', [Index::class, 'index']);
 Route::prefix('course')->name('course.')->group(function () {
     Route::get('/{course}', [CourseController::class, 'index'])->name('index');
     Route::get('/{course}/sync', [CourseController::class, 'sync'])->name('sync');