fix: the model list encountered two children with the same key (#27956)

Co-authored-by: haokai <haokai@shuwen.com>

api/core/entities/provider_configuration.py

@@ -1533,6 +1533,9 @@ class ProviderConfiguration(BaseModel):
             # Return composite sort key: (model_type value, model position index)
             return (model.model_type.value, position_index)
 
+        # Deduplicate
+        provider_models = list({(m.model, m.model_type, m.fetch_from): m for m in provider_models}.values())
+
         # Sort using the composite sort key
         return sorted(provider_models, key=get_sort_key)
 

web/app/components/header/account-setting/model-provider-page/provider-added-card/model-list.tsx

@@ -86,7 +86,7 @@ const ModelList: FC<ModelListProps> = ({
         {
           models.map(model => (
             <ModelListItem
-              key={`${model.model}-${model.fetch_from}`}
+              key={`${model.model}-${model.model_type}-${model.fetch_from}`}
               {...{
                 model,
                 provider,