Expose Hub constants and component interfaces (#5471)

* Expose Hub constants

* Expose other component types

* Remove breaking types

* Correctly remove types

Co-authored-by: Ashika <35131273+ashika01@users.noreply.github.com>
Co-authored-by: Francisco Rodriguez <elorzafe@amazon.com>

packages/amplify-ui-components/src/components/amplify-sign-up/amplify-sign-up-interface.ts

@@ -9,8 +9,6 @@ export interface AmplifySignUpAttributes {
   username: string;
   password: string;
   attributes?: {
-    email?: string;
-    phone_number?: string;
     [userAttributes: string]: string;
   };
 }

packages/amplify-ui-components/src/index.ts

@@ -1,3 +1,11 @@
 export { AuthState } from './common/types/auth-types';
 export { Translations } from './common/Translations';
-export * from './components';
+export { AUTH_CHANNEL, UI_AUTH_CHANNEL, TOAST_AUTH_ERROR_EVENT, AUTH_STATE_CHANGE_EVENT } from './common/constants';
+export * from './components';
+export * from './components/amplify-auth-fields/amplify-auth-fields-interface';
+export * from './components/amplify-forgot-password/amplify-forgot-password-interface';
+export * from './components/amplify-sign-in/amplify-sign-in-interface';
+export * from './components/amplify-sign-up/amplify-sign-up-interface';
+export * from './components/amplify-country-dial-code/amplify-country-dial-code-interface';
+export * from './components/amplify-select/amplify-select-interface';
+export * from './components/amplify-totp-setup/amplify-totp-setup-interface';