chore: Fix optional chaining in index.ts

[hasanshahriar32]

some tiny fixes at index.ts of packages

hopefully it will resolve following issues

https://github.com/z4nr34l/next-easy-middlewares/issues/51

[vercel[bot]]

@hasanshahriar32 is attempting to deploy a commit to the Rescale Team on Vercel.

A member of the Team first needs to authorize it.

[hasanshahriar32]

please, update this as soon possible, i'm gonna use it for production