Common solutions failed to resolve Laravel's Unable to locate file in Vite manifest error. The actual cause was a missing vendor/lakm/laravel-comments/resources/css/app.css file due to an unrun installation command: php artisan commenter:install.

Laravel routing techniques: Domain or subdomain routing, named routes vs url() helper, and leveraging route groups for organization improve app structure and maintainability.

You can put your Laravel business logic in Form Request Validation's `handle` method, keeping controllers lean and organized.