Editor.md upgrade (#1035)

* upgrade editor.md(many bug exists)

* 升级mermaid：8.13.0 -> 10.9.0 (#939)

* fix issues_909 (#948)

Co-authored-by: zhangsheng <zhangsheng@zhangshengdeMacBook-Pro.local>

* Enhance KaTeX integration by adding auto-render support

- Updated markdown.js to include jsmain and jsauto properties for KaTeX configuration.
- Modified markdown_edit_template.tpl to define jsauto for KaTeX, enabling automatic rendering of math expressions.

---------

Co-authored-by: Frank Zhou <34593008+Aquarius10th@users.noreply.github.com>
Co-authored-by: 张胜 <244212647@qq.com>
Co-authored-by: zhangsheng <zhangsheng@zhangshengdeMacBook-Pro.local>

Author: 4 people

static/editor.md/css/editormd.css

@@ -2,19 +2,20 @@
  * Editor.md
  *
  * @file        editormd.logo.css 
- * @version     v1.5.0 
+ * @version     v1.7.17 
  * @description Open source online markdown editor.
  * @license     MIT License
- * @author      Pandao
- * {@link       https://github.com/pandao/editor.md}
- * @updateTime  2015-06-09
+ * @author      IBM Skills Network
+ * {@link       https://github.com/ibm-skills-network/editor.md}
+ * @updateTime  2026-03-31
  */
 
+@charset "UTF-8";
 /*! prefixes.scss v0.1.0 | Author: Pandao | https://github.com/pandao/prefixes.scss | MIT license | Copyright (c) 2015 */
 @font-face {
-  font-family: 'editormd-logo';
+  font-family: "editormd-logo";
   src: url("../fonts/editormd-logo.eot?-5y8q6h");
-  src: url(".../fonts/editormd-logo.eot?#iefix-5y8q6h") format("embedded-opentype"), url("../fonts/editormd-logo.woff?-5y8q6h") format("woff"), url("../fonts/editormd-logo.ttf?-5y8q6h") format("truetype"), url("../fonts/editormd-logo.svg?-5y8q6h#icomoon") format("svg");
+  src: url("../fonts/editormd-logo.eot?#iefix-5y8q6h") format("embedded-opentype"), url("../fonts/editormd-logo.woff?-5y8q6h") format("woff"), url("../fonts/editormd-logo.ttf?-5y8q6h") format("truetype"), url("../fonts/editormd-logo.svg?-5y8q6h#icomoon") format("svg");
   font-weight: normal;
   font-style: normal;
 }
@@ -27,7 +28,7 @@
 .editormd-logo-6x,
 .editormd-logo-7x,
 .editormd-logo-8x {
-  font-family: 'editormd-logo';
+  font-family: "editormd-logo";
   speak: none;
   font-style: normal;
   font-weight: normal;
@@ -50,7 +51,7 @@
 .editormd-logo-6x:before,
 .editormd-logo-7x:before,
 .editormd-logo-8x:before {
-  content: "\e1987";
+  content: "󡦇";
   /* 
   HTML Entity 󡦇 
   example: <span class="editormd-logo">&#xe1987;</span>
@@ -95,4 +96,4 @@
 
 .editormd-logo-color {
   color: #2196F3;
-}
+}