add support for Gemini (#1465)

### What problem does this PR solve?

#1036

### 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

@@ -61,6 +61,7 @@ const IconMap = {
   Mistral: 'mistral',
   'Azure-OpenAI': 'azure',
   Bedrock: 'bedrock',
+  Gemini:'gemini',
 };
 
 const LlmIcon = ({ name }: { name: string }) => {