add default theme

resources/admin_themes/default/js/main.js

@@ -0,0 +1,30 @@
+(function ($) {
+
+    "use strict";
+
+    var fullHeight = function () {
+
+        $('.js-fullheight').css('height', $(window).height());
+        $(window).resize(function () {
+            $('.js-fullheight').css('height', $(window).height());
+        });
+
+    };
+    fullHeight();
+
+    $('#sidebarCollapse').on('click', function () {
+        $('#sidebar').toggleClass('active');
+    });
+
+})(jQuery);
+
+window.addEventListener("load", function () {
+    let closeBtn = document.querySelectorAll(".closeAlertBtn");
+    closeBtn.forEach((item) => {
+        item.addEventListener("click", closeAlert);
+    });
+});
+
+function closeAlert() {
+    this.parentNode.setAttribute("style", "display: none;")
+}