Extract helper method to perform cache busting

Author: emmadesilva

packages/framework/src/Foundation/Kernel/Hyperlinks.php

@@ -100,7 +100,7 @@ public function mediaLink(string $destination, bool $validate = false): string
             throw new FileNotFoundException($sourcePath);
         }
 
-        return $this->relativeLink("{$this->kernel->getMediaOutputDirectory()}/$destination").MediaFile::getCacheBustKey($destination);
+        return $this->withCacheBusting($this->relativeLink("{$this->kernel->getMediaOutputDirectory()}/$destination"), $destination);
     }
 
     /**
@@ -118,10 +118,10 @@ public function asset(string $name): string
         $name = Str::start($name, "{$this->kernel->getMediaOutputDirectory()}/");
 
         if ($this->hasSiteUrl()) {
-            return $this->url($name).MediaFile::getCacheBustKey($name);
+            return $this->withCacheBusting($this->url($name), $name);
         }
 
-        return $this->relativeLink($name).MediaFile::getCacheBustKey($name);
+        return $this->withCacheBusting($this->relativeLink($name), $name);
     }
 
     /**
@@ -181,4 +181,12 @@ public static function isRemote(string $url): bool
     {
         return str_starts_with($url, 'http') || str_starts_with($url, '//');
     }
+
+    /**
+     * Apply cache to the URL if enabled in the configuration.
+     */
+    protected function addCacheBustKey(string $url, string $file): string
+    {
+        return $url.MediaFile::getCacheBustKey($file);
+    }
 }