Update car monitor asset reload and telemetry

asset-version.php

@@ -59,12 +59,11 @@ $assets = [];
 foreach (collect_asset_files($root, $scanRoots) as $fullPath) {
     $relativePath = ltrim(str_replace($rootPath ?: $root, '', $fullPath), DIRECTORY_SEPARATOR);
     $fileHash = is_readable($fullPath) ? (hash_file('sha256', $fullPath) ?: 'hash-failed') : 'unreadable';
-    $fileVersion = (string)filemtime($fullPath) . '-' . substr($fileHash, 0, 10);
-    $publicPath = '/car/' . str_replace(DIRECTORY_SEPARATOR, '/', $relativePath);
+    $fileVersion = substr($fileHash, 0, 16);
+    $publicPath = '/custom/car/' . str_replace(DIRECTORY_SEPARATOR, '/', $relativePath);
     $fingerprints[] = implode('|', [
         ltrim($publicPath, '/'),
         (string)filesize($fullPath),
-        (string)filemtime($fullPath),
         $fileHash,
     ]);
     $assets[$publicPath] = $fileVersion;