get preact files into root

src/notifications.js

@@ -0,0 +1,20 @@
+var hideTimeout;
+
+function addNotification(msg) {
+	const noticationContainerEL = $('#js-alerts-container');
+
+	// var n = document.createElement('div');
+	// div.textContent = msg;
+	// noticationContainerEL.appendChild(n);
+	noticationContainerEL.textContent = msg;
+	noticationContainerEL.classList.add('is-active');
+
+	clearTimeout(hideTimeout);
+	hideTimeout = setTimeout(function () {
+		noticationContainerEL.classList.remove('is-active');
+	}, 2000);
+}
+
+export const alertsService = {
+	add: addNotification
+};