add graph depth and layout iteration settings

lightrag_webui/src/components/retrieval/ChatMessage.tsx

@@ -2,6 +2,7 @@ import { ReactNode, useCallback } from 'react'
 import { Message } from '@/api/lightrag'
 import useTheme from '@/hooks/useTheme'
 import Button from '@/components/ui/Button'
+import { cn } from '@/lib/utils'
 
 import ReactMarkdown from 'react-markdown'
 import remarkGfm from 'remark-gfm'
@@ -101,7 +102,10 @@ const CodeHighlight = ({ className, children, node, ...props }: CodeHighlightPro
       {String(children).replace(/\n$/, '')}
     </SyntaxHighlighter>
   ) : (
-    <code className={className} {...props}>
+    <code
+      className={cn(className, 'mx-1 rounded-xs bg-black/10 px-1 dark:bg-gray-100/20')}
+      {...props}
+    >
       {children}
     </code>
   )