add tests batch 20

app/Services/Ui/UiStyleService.php

@@ -13,12 +13,10 @@ class UiStyleService
         $prefs = Preferences::query()->where('user_id', $userId)->first();
         if ($prefs) {
             $prefs->fill($updates)->save();
-
             return $prefs->fresh();
         }
 
         $updates['user_id'] = $userId;
-
         return Preferences::query()->create($updates);
     }
 
@@ -61,7 +59,6 @@ class UiStyleService
     private function sanitizePaletteKey(?string $value): ?string
     {
         $value = trim((string) $value);
-
         return $value === '' ? null : $value;
     }
 
@@ -71,7 +68,6 @@ class UiStyleService
         if (in_array($mode, ['light', 'dark', 'auto'], true)) {
             return $mode;
         }
-
         return 'auto';
     }
 
@@ -82,19 +78,17 @@ class UiStyleService
             return null;
         }
         if ($h[0] !== '#') {
-            $h = '#'.$h;
+            $h = '#' . $h;
         }
         if (preg_match('/^#([0-9a-fA-F]{3})$/', $h, $m)) {
             $r = $m[1][0];
             $g = $m[1][1];
             $b = $m[1][2];
-
-            return strtoupper('#'.$r.$r.$g.$g.$b.$b);
+            return strtoupper('#' . $r . $r . $g . $g . $b . $b);
         }
         if (preg_match('/^#([0-9a-fA-F]{6})$/', $h)) {
             return strtoupper($h);
         }
-
         return null;
     }
 }