Issue #3368834: Remaining components

templates/patterns/popover/js/popover.es6.js

+/* eslint-disable no-bitwise, no-nested-ternary, no-mutable-exports, comma-dangle, strict */
+
+'use strict';
+
+((Drupal) => {
+  Drupal.behaviors.popover = {
+    attach: () => {
+      const popoverTriggerList = once('popover', document.querySelectorAll('[data-bs-toggle="popover"]'));
+      const popoverList = [...popoverTriggerList].map(popoverTriggerEl => new bootstrap.Popover(popoverTriggerEl))
+      return popoverList
+    }
+  };
+})(Drupal);