added two apps, and better implementation

codeeditor-app/elements/notification-bubbles/notification-bubble.ts

@@ -0,0 +1,13 @@
+import { BaseElement } from "../_base";
+import './notification-bubble.less';
+
+export class NotificationBubble extends BaseElement {
+    onInit(): void {
+
+        if (!this.classList.contains("syntax-error")) {
+            setTimeout(() => {
+                this.parentElement?.removeChild(this);
+            }, 4000);
+        }
+    }
+}