title: Rollup bundle : How to read runtime environment variables from Next.js
body: <p>i currently have a custom SDK bundled using rollup.js intalled on my next next.js project as a node_module</p>
  <p>my custom SDK requires to read runtime environment variables from the next.js root directory but the usual node.env.MY_VAR does not seem to work.</p>
  <p>is there any ways for my SDK to read runtime env?</p>