Due to a breaking change required to fix #25, we will have to do a major version upgrade with #26. But this is a good time to add some other changes to the package as well.
Suggestions
[x] Add more validations/support around different proj objects (partially handled by #26)
Could be expanded on to add support for working with non-crs objects
[ ] Utilize bulk transformation methods
Newer versions of PROJ allow for transforming coordinates in bulk. This would likely improve the performance of transforming geometries other than points
Due to a breaking change required to fix #25, we will have to do a major version upgrade with #26. But this is a good time to add some other changes to the package as well.
Suggestions