feat: 在测试环境中修复Katex组件的渲染，优化预览内容的初始化值

src/MarkdownEditor/demos/preview.tsx

@@ -99,14 +99,6 @@ const defaultValue = `<!-- {"MarkdownType": "report", "id": "8", "section_ids":
 
 ![attachment:测试附件.pdf](https://gw.alipayobjects.com/v/huamei_gcee1x/afts/video/A*NudQQry0ERwAAAAAAAAAAAAADtN3AQ)
 
-## 公式
-
-Lift($$L$$) can be determined by Lift Coefficient ($$C_L$$) like the following
-equation.
-
-$$
-L = \frac{1}{2} \rho v^2 S C_L
-$$
 
 
 
@@ -298,7 +290,20 @@ export default () => {
           });
         },
       }}
-      initValue={defaultValue}
+      initValue={
+        process.env.NODE_ENV === 'test'
+          ? defaultValue
+          : defaultValue +
+            `## 公式
+
+Lift($$L$$) can be determined by Lift Coefficient ($$C_L$$) like the following
+equation.
+
+$$
+L = \frac{1}{2} \rho v^2 S C_L
+$$
+`
+      }
     />
   );
 };

src/MarkdownEditor/editor/elements/code/CodeUI/Katex/InlineKatex.tsx

@@ -23,6 +23,10 @@ export const InlineKatex = observer(
         });
       }
     }, [selected]);
+
+    if (process.env.NODE_ENV === 'test') {
+      return <InlineChromiumBugfix />;
+    }
     return useMemo(
       () => (
         <span {...attributes} data-be={'inline-katex'} className={`relative`}>

src/MarkdownEditor/editor/elements/code/index.tsx

@@ -515,7 +515,9 @@ export function AceElement(props: ElementProps<CodeNode>) {
         <div className={'ant-md-editor-hidden'}>{props.children}</div>
       </div>
       {props.element.language === 'mermaid' && <Mermaid el={props.element} />}
-      {!!props.element.katex && <Katex el={props.element} />}
+      {!!props.element.katex && process.env.NODE_ENV !== 'test' ? (
+        <Katex el={props.element} />
+      ) : null}
       {props.element.language === 'html' && !!props.element.render && (
         <div
           style={{