feat(lifecycle-component): enhance lifecycle management with unref support for timers and event listeners

fix(lifecycle-component): store actual event handler for proper cleanup
chore(meta): update certificate dates in meta.json

ts/core/utils/enhanced-connection-pool.ts

@@ -403,7 +403,12 @@ export class EnhancedConnectionPool<T> extends LifecycleComponent {
     const startTime = Date.now();
     
     while (this.activeConnections.size > 0 && Date.now() - startTime < timeout) {
-      await new Promise(resolve => setTimeout(resolve, 100));
+      await new Promise(resolve => {
+        const timer = setTimeout(resolve, 100);
+        if (typeof timer.unref === 'function') {
+          timer.unref();
+        }
+      });
     }
     
     // Destroy all connections