✨(frontend) add markdown copy icon for Copy as Markdown option

Replace generic copy icon with dedicated markdown_copy SVG in DocToolBox.

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to
 - ♿️(frontend) fix search modal accessibility issues #2054
 - ♿️(frontend) add sr-only format to export download button #2088
 - ♿️(frontend) announce formatting shortcuts for screen readers #2070
+- ✨(frontend) add markdown copy icon for Copy as Markdown option #2096
 
 ### Fixed
 

src/frontend/apps/impress/src/assets/icons/ui-kit/markdown_copy.svg

@@ -0,0 +1,9 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  viewBox="0 -960 960 960"
+  fill="currentColor"
+>
+  <path
+    d="M360-240q-33 0-56.5-23.5T280-320v-480q0-33 23.5-56.5T360-880h360q33 0 56.5 23.5T800-800v480q0 33-23.5 56.5T720-240H360Zm0-80h360v-480H360v480ZM200-80q-33 0-56.5-23.5T120-160v-560h80v560h440v80H200Zm210-360h60v-180h40v120h60v-120h40v180h60v-200q0-17-11.5-28.5T630-680H450q-17 0-28.5 11.5T410-640v200Zm-50 120v-480 480Z"
+  />
+</svg>

src/frontend/apps/impress/src/features/docs/doc-header/components/DocToolBox.tsx

@@ -17,6 +17,7 @@ import GroupSVG from '@/assets/icons/ui-kit/group.svg';
 import HistorySVG from '@/assets/icons/ui-kit/history.svg';
 import KeepSVG from '@/assets/icons/ui-kit/keep.svg';
 import KeepOffSVG from '@/assets/icons/ui-kit/keep_off.svg';
+import MarkdownCopySVG from '@/assets/icons/ui-kit/markdown_copy.svg';
 import {
   Box,
   DropdownMenu,
@@ -193,7 +194,7 @@ export const DocToolBox = ({ doc }: DocToolBoxProps) => {
     },
     {
       label: t('Copy as {{format}}', { format: 'Markdown' }),
-      icon: <ContentCopySVG width={24} height={24} />,
+      icon: <MarkdownCopySVG width={24} height={24} />,
       callback: () => {
         void copyCurrentEditorToClipboard('markdown');
       },