feat: 共享 markdown 渲染器，完整语法支持

templates/pages/review.html

@@ -6,6 +6,7 @@
     <script src="/static/lib/diff2html.min.js"></script>
     <script src="/static/lib/highlight.min.js"></script>
     <script src="/static/js/sse.js"></script>
+    <script src="/static/js/markdown.js"></script>
     <script src="/static/js/diff-viewer.js"></script>
     <script src="/static/js/review-inline.js"></script>
     <script src="/static/js/note-editor.js"></script>
@@ -418,28 +419,9 @@
             btn.textContent = diffVisible ? '隐藏 Diff' : '显示 Diff';
         }
 
-        // Simple markdown rendering
+        // Markdown rendering (delegates to shared Markdown.render)
         function renderMarkdown(text) {
-            if (!text) return '';
-            let html = text
-                .replace(/&/g, '&amp;')
-                .replace(/</g, '&lt;')
-                .replace(/>/g, '&gt;')
-                .replace(/^### (.+)$/gm, '<h3>$1</h3>')
-                .replace(/^## (.+)$/gm, '<h2>$1</h2>')
-                .replace(/^# (.+)$/gm, '<h1>$1</h1>')
-                .replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>')
-                .replace(/`(.+?)`/g, '<code class="bg-gray-100 px-1 rounded">$1</code>')
-                .replace(/^- (.+)$/gm, '<li class="bullet-item">$1</li>')
-                .replace(/^(\d+)\. (.+)$/gm, '<li class="numbered-item">$2</li>')
-                .replace(/\n/g, '\n');
-            // Wrap consecutive bullet <li> in <ul>
-            html = html.replace(/((?:<li class="bullet-item">.*<\/li>\n?)+)/g, '<ul>$1</ul>');
-            // Wrap consecutive numbered <li> in <ol>
-            html = html.replace(/((?:<li class="numbered-item">.*<\/li>\n?)+)/g, '<ol>$1</ol>');
-            // Convert remaining newlines to <br> (outside lists)
-            html = html.replace(/\n/g, '<br>');
-            return html;
+            return Markdown.render(text);
         }
 
         // ── History loading ────────────────────────────────────────