Moving to node_modules folder to make easier to upgrade

trying to move from Bootstrap 3 to Bootstrap 5

node_modules/bootstrap/js/dist/dom/manipulator.js

@@ -0,0 +1,89 @@
+/*!
+  * Bootstrap manipulator.js v5.1.3 (https://getbootstrap.com/)
+  * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
+  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+  */
+(function (global, factory) {
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
+  typeof define === 'function' && define.amd ? define(factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Manipulator = factory());
+})(this, (function () { 'use strict';
+
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v5.1.3): dom/manipulator.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+  function normalizeData(val) {
+    if (val === 'true') {
+      return true;
+    }
+
+    if (val === 'false') {
+      return false;
+    }
+
+    if (val === Number(val).toString()) {
+      return Number(val);
+    }
+
+    if (val === '' || val === 'null') {
+      return null;
+    }
+
+    return val;
+  }
+
+  function normalizeDataKey(key) {
+    return key.replace(/[A-Z]/g, chr => `-${chr.toLowerCase()}`);
+  }
+
+  const Manipulator = {
+    setDataAttribute(element, key, value) {
+      element.setAttribute(`data-bs-${normalizeDataKey(key)}`, value);
+    },
+
+    removeDataAttribute(element, key) {
+      element.removeAttribute(`data-bs-${normalizeDataKey(key)}`);
+    },
+
+    getDataAttributes(element) {
+      if (!element) {
+        return {};
+      }
+
+      const attributes = {};
+      Object.keys(element.dataset).filter(key => key.startsWith('bs')).forEach(key => {
+        let pureKey = key.replace(/^bs/, '');
+        pureKey = pureKey.charAt(0).toLowerCase() + pureKey.slice(1, pureKey.length);
+        attributes[pureKey] = normalizeData(element.dataset[key]);
+      });
+      return attributes;
+    },
+
+    getDataAttribute(element, key) {
+      return normalizeData(element.getAttribute(`data-bs-${normalizeDataKey(key)}`));
+    },
+
+    offset(element) {
+      const rect = element.getBoundingClientRect();
+      return {
+        top: rect.top + window.pageYOffset,
+        left: rect.left + window.pageXOffset
+      };
+    },
+
+    position(element) {
+      return {
+        top: element.offsetTop,
+        left: element.offsetLeft
+      };
+    }
+
+  };
+
+  return Manipulator;
+
+}));
+//# sourceMappingURL=manipulator.js.map