public function results(Request $request)
 {
     $artist_name = $request->input('artist_name');
     $spotify = new Spotify(['clientID' => 'fab1869f594107d250ff7afcd029dfc4']);
     $results = $spotify->artistsSearch($artist_name);
     $artists = [];
     if ($results->artists && $results->artists->items) {
         $artists = $results->artists->items;
     }
     return view('spotify-artists', ['artist_name' => $artist_name, 'artists' => $artists, 'title' => 'Search Results']);
 }