Fix: Add "types" inside "exports" of package.json, fix ./helpers export typo

[daniluk4000]

Prerequisites

• [x] I have read and follow the contributing guidelines
• [x] I have read and accept the Contributor License Agreement (CLA) Document and I hereby sign the CLA

Type of Change

Bug fix

Description

In order for Typescript Bundler Resolution to work types path also need to be listed inside "exports" field.

I have also fixed incorrect ./helpers export.

Test

Are not needed.

Impact

No breaking change

Other Info

[faisalman]

Merged. Thanks :+1: