refactor: refactored LLM Providers: Adapting Modular Approach (#832)

* refactor: Refactoring Providers to have providers as modules

* updated package and lock file

* added grok model back

* updated registry system

app/components/chat/Chat.client.tsx

@@ -122,7 +122,7 @@ export const ChatImpl = memo(
     });
     const [provider, setProvider] = useState(() => {
       const savedProvider = Cookies.get('selectedProvider');
-      return PROVIDER_LIST.find((p) => p.name === savedProvider) || DEFAULT_PROVIDER;
+      return (PROVIDER_LIST.find((p) => p.name === savedProvider) || DEFAULT_PROVIDER) as ProviderInfo;
     });
 
     const { showChat } = useStore(chatStore);