fix(tarko-agent-ui): code editor light mode highlighting (#1636)

Author: ulivz

multimodal/tarko/ui/src/components/code-editor/CodeEditor.css

@@ -133,6 +133,11 @@
   overflow: auto;
 }
 
+.code-editor-code-area .hljs {
+  color: #e1e4e8;
+  background: transparent;
+}
+
 .code-editor-pre {
   margin: 0;
   padding: 12px 16px;