에셋 리로드 파일별 캐시 검증 보강

public/asset-version.php

@@ -55,22 +55,30 @@ function collect_asset_files(string $root, array $scanRoots): array
 clearstatcache();
 $rootPath = realpath($root);
 $fingerprints = [];
+$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);
     $fingerprints[] = implode('|', [
         str_replace(DIRECTORY_SEPARATOR, '/', $relativePath),
         (string)filesize($fullPath),
         (string)filemtime($fullPath),
         $fileHash,
     ]);
+
+    if (str_starts_with($relativePath, 'public' . DIRECTORY_SEPARATOR)) {
+        $publicPath = substr($relativePath, strlen('public'));
+        $assets[str_replace(DIRECTORY_SEPARATOR, '/', $publicPath)] = $fileVersion;
+    }
 }
 
 echo json_encode([
     'result' => 'ok',
     'service' => $service,
     'version' => hash('sha256', implode("\n", $fingerprints)),
+    'assets' => $assets,
     'count' => count($fingerprints),
     'generatedAt' => time(),
 ], JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);