feat: 增强 Markdown 代码块高亮和表格样式

package.json

@@ -59,7 +59,6 @@
     "@ai-sdk/react": "^3.0.195",
     "@ant-design/icons": "^6.2.3",
     "@ant-design/x": "^2.7.0",
-    "markdown-to-jsx": "^9.8.1",
     "@sinclair/typebox": "^0.34.49",
     "@tanstack/react-query": "^5.100.14",
     "ai": "^6.0.193",
@@ -67,6 +66,7 @@
     "antd": "^6.4.3",
     "drizzle-orm": "^0.45.2",
     "es-toolkit": "^1.47.0",
+    "markdown-to-jsx": "^9.8.1",
     "overlayscrollbars": "^2.16.0",
     "overlayscrollbars-react": "^0.5.6",
     "pino": "^10.3.1",
@@ -76,6 +76,7 @@
     "react-dom": "^19.2.6",
     "react-router": "^7.15.1",
     "recharts": "^3.8.1",
+    "shiki": "^4.2.0",
     "zod": "^4.4.3"
   }
 }