fix(vite): use npm as fallback when no package manager is detected during installation (#1297)

Author: innocenzi

packages/vite/src/Installer/ViteInstaller.php

@@ -97,7 +97,7 @@ public function install(): void
             ignoreNonExisting: true,
         );
 
-        $packageManager = PackageManager::detect(root_path());
+        $packageManager = PackageManager::detect(root_path()) ?? PackageManager::NPM;
 
         $this->console->instructions([
             $shouldInstallTailwind