Novu Node Setup

Hi @all, i am new to Novu, and i want to setup novu with express, i followed the step mentioned in the quickstart for express, but after i ran the npx novu studio command it opens the studio with onboarding page, and if i hit the test workflow option there, it says api key not found, but i have included the api key the env file, please anyone help me, will mean a lot, i am stuck from past 2 days