feat: Version 2

Closes #627, closes #1047

client/src/utils/element-helpers.js

@@ -1,3 +1,8 @@
+/*!
+ * Copyright (c) 2024 PLANKA Software GmbH
+ * Licensed under the Fair Use License: https://github.com/plankanban/planka/blob/master/LICENSE.md
+ */
+
 export const focusEnd = (element) => {
   element.focus();
   element.setSelectionRange(element.value.length + 1, element.value.length + 1);
@@ -6,3 +11,6 @@ export const focusEnd = (element) => {
 export const isActiveTextElement = (element) =>
   ['input', 'textarea'].includes(element.tagName.toLowerCase()) &&
   element === document.activeElement;
+
+export const isUsableMarkdownElement = (element) =>
+  !!element.closest('.yfm a, .yfm-clipboard-button, .yfm-cut-title');