util: formatDuration func

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

src/util.ts

@@ -204,4 +204,20 @@ export class Util {
     const rcp = path.resolve(childPath);
     return rcp.startsWith(rpp.endsWith(path.sep) ? rpp : `${rpp}${path.sep}`);
   }
+
+  public static formatDuration(ns: number): string {
+    if (ns === 0) return '0s';
+
+    const totalSeconds = Math.floor(ns / 1e9);
+    const hours = Math.floor(totalSeconds / 3600);
+    const minutes = Math.floor((totalSeconds % 3600) / 60);
+    const seconds = totalSeconds % 60;
+
+    const parts: string[] = [];
+    if (hours) parts.push(`${hours}h`);
+    if (minutes) parts.push(`${minutes}m`);
+    if (seconds || parts.length === 0) parts.push(`${seconds}s`);
+
+    return parts.join('');
+  }
 }