refactor(utils): extract artist limit to constant

- Extracted the artist limit value to a constant in the Utils class.
- Replaced hardcoded value with the constant in the Sanitizer trait.
- Improved code readability and maintainability by avoiding magic numbers.

app/Concerns/Sanitizer.php

@@ -13,6 +13,7 @@
 
 namespace App\Concerns;
 
+use App\Support\Utils;
 use Illuminate\Support\Arr;
 use Illuminate\Support\Collection;
 use Illuminate\Support\Number;
@@ -43,8 +44,8 @@ public function sanitize(array $song, string $keyword): array
             "<fg=red;options=bold>$keyword</>",
             collect($song['artist'])
                 ->when(
-                    \count($song['artist']) > 3,
-                    static fn (Collection $artist): Collection => $artist->take(3)->push('...')
+                    \count($song['artist']) > Utils::ARTIST_LIMIT,
+                    static fn (Collection $artist): Collection => $artist->take(Utils::ARTIST_LIMIT)->push('...')
                 )
                 ->implode(',')
         );

app/Support/Utils.php

@@ -19,6 +19,8 @@
 
 final class Utils
 {
+    public const ARTIST_LIMIT = 3;
+
     /**
      * @throws \App\Exceptions\RuntimeException
      */
@@ -53,8 +55,8 @@ public static function savedPathFor(array $song, ?string $savedDir = null, strin
                 '%s - %s',
                 collect($song['artist'])
                     ->when(
-                        \count($song['artist']) > 3,
-                        static fn (Collection $artist): Collection => $artist->take(3)->push('...')
+                        \count($song['artist']) > self::ARTIST_LIMIT,
+                        static fn (Collection $artist): Collection => $artist->take(self::ARTIST_LIMIT)->push('...')
                     )
                     ->implode(','),
                 $song['name']