fix: add missing exports (#108)

## Description

<!-- Write and explain of the changes introduced by this PR for the reviewers to fully understand -->

## Screenshot

<!-- Provide a screenshot or gif of the change to demonstrate it -->

## Test Plan

<!-- Explain what you tested and why -->

<!--
  Have any questions? Check out the contributing doc for more
-->

src/contexts/index.ts

@@ -1,4 +1,8 @@
-export { type AuthenticationContextValue } from './authentication';
-export { type OrfiumProductsContextValue } from './orfium-products';
+export {
+  type AuthenticationContextValue,
+  type DecodedTokenResponse,
+  type User,
+} from './authentication';
+export { type OrfiumProductsContextValue, type Product } from './orfium-products';
 export { type OrganizationsContextValue } from './organizations';
 export { type TopBarUtilitySectionContextValue } from './top-bar-utility-section';