add custom attributes and change optionals

Author: aniravi24

index.d.ts

@@ -3,17 +3,19 @@ declare module '@chatwoot/react-native-widget' {
 
   export interface ChatWootWidgetProps {
     websiteToken: string;
-    locale: string;
+    locale?: string;
     baseUrl: string;
     closeModal: () => void;
     isModalVisible: boolean;
-    user: {
-      identifier: string;
-      name: string;
-      avatar_url: string;
-      email: string;
-      identifier_hash: string;
+    user?: {
+      identifier?: string;
+      name?: string;
+      avatar_url?: string;
+      email?: string;
+      identifier_hash?: string;
     };
+    // This can actually be any object
+    customAttributes?: Record<string, unknown>;
   }
 
   class ChatWootWidget extends React.Component<ChatWootWidgetProps, any> {}