feat(翻译): 添加data-translate属性支持以跳过翻译

src/components/MarkdownRenderer.tsx

@@ -549,7 +549,7 @@ const MarkdownImage: React.FC<{ src?: string; alt?: string; baseUrl?: string }>
           </div>
 
           {!isLoading && !hasError && (
-            <div className="text-center mt-2 text-xs text-gray-400 dark:text-text-tertiary opacity-0 group-hover/img:opacity-100 transition-opacity duration-200 flex items-center gap-3">
+            <div data-translate="false" className="text-center mt-2 text-xs text-gray-400 dark:text-text-tertiary opacity-0 group-hover/img:opacity-100 transition-opacity duration-200 flex items-center gap-3">
               <span>
                 {isInsideLink
                   ? (language === 'zh' ? '单击放大 · Ctrl+点击打开链接' : 'Click to zoom · Ctrl+Click to open link')
@@ -567,6 +567,7 @@ const MarkdownImage: React.FC<{ src?: string; alt?: string; baseUrl?: string }>
 
           {!isLoading && !hasError && isInsideLink && parentLinkHref && (
             <div
+              data-translate="false"
               className="text-center mt-1 text-xs text-brand-violet dark:text-brand-violet opacity-0 group-hover/img:opacity-100 transition-opacity flex items-center justify-center gap-1 cursor-pointer"
               onClick={(e) => {
                 e.stopPropagation();

src/utils/domTextScanner.ts

@@ -56,6 +56,10 @@ function extractTextPreservingInlineCode(element: HTMLElement): ExtractedText {
       return;
     }
 
+    if (el.hasAttribute('data-translate') && el.getAttribute('data-translate') === 'false') {
+      return;
+    }
+
     if (tag === 'code' && !el.closest('pre')) {
       hasInlineCode = true;
       result += `<code>${escapeHtml(el.textContent || '')}</code>`;
@@ -135,6 +139,7 @@ export function wrapTextNodesWithAttr(element: HTMLElement, attr: string, value:
     const parent = node.parentElement;
     if (!parent) continue;
     if (parent.tagName === 'CODE' || parent.tagName === 'PRE' || parent.closest('pre')) continue;
+    if (parent.closest('[data-translate="false"]')) continue;
     if (!node.textContent?.trim()) continue;
     replacements.push({ textNode: node as Text, parent });
   }