'load llm infomation from a json file and add support for OpenRouter' (#1533)

### What problem does this PR solve?

#1467 

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

---------

Co-authored-by: Zhedong Cen <cenzhedong2@126.com>

web/src/pages/user-setting/setting-model/index.tsx

@@ -63,6 +63,7 @@ const IconMap = {
   Bedrock: 'bedrock',
   Gemini:'gemini',
   Groq: 'Groq',
+  OpenRouter:'open-router'
 };
 
 const LlmIcon = ({ name }: { name: string }) => {