Add Qwen 3 32B model under Groq provider

- Add qwen-3-32b model entry using qwen/qwen3-32b model ID
- Uses same Groq provider as Llama 3.3, sharing API token
- Model appears in selection modal between Llama and Claude
- Clean name 'Qwen 3 32B' for user interface

examples/chat-ui/src/types/models.ts

@@ -40,6 +40,12 @@ export const availableModels: Model[] = [
     provider: providers.groq,
     modelId: 'llama-3.3-70b-versatile'
   },
+  {
+    id: 'qwen-3-32b',
+    name: 'Qwen 3 32B',
+    provider: providers.groq,
+    modelId: 'qwen/qwen3-32b'
+  },
   {
     id: 'claude-3-5-sonnet-20241022',
     name: 'Claude 4 Sonnet',