Headers has incomplete type definition

[pmbanugo]

What version of Bun is running?

1.1.20

What platform is your computer?

No response

What steps can reproduce the bug?

The Headers type in Bun doesn't show as an iterable (using for-of) and doesn't include other methods such as entries(). However, they do work as iterables at runtime

What is the expected behavior?

Use the correct type for Headers as defined by the spec.

What do you see instead?

No response

Additional information

No response