migrate to gtea from bistbucket

public/assets/js/custom/custom-alart.js

@@ -0,0 +1,8 @@
+document.addEventListener("DOMContentLoaded", () => {
+    const alertBox = document.getElementById("alertBox");
+    const closeBtn = document.querySelector(".alert-close-btn");
+
+    closeBtn.addEventListener("click", () => {
+        alertBox.style.display = "none";
+    });
+});