Types aren't properly being exported

Describe the bug

https://github.com/stacksjs/bun-spreadsheets/issues/4

Reproduction

this repo after my next commit

System Info

all systems

Used Package Manager

bun

Validations

• Follow our Code of Conduct
• Read the Contributing Guide.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.
• The provided reproduction is a minimal reproducible of the bug.

This is resolved now with v0.7.0 of dtsx