License declaration for project

[aormerod-gs]

I appreciate this is an old repo, and maybe I missed the declaration, but is it possible to add a license information for the project / example code included so people can understand what parts you permit them to re-use?

https://docs.github.com/en/communities/setting-up-your-project-for-healthy-contributions/adding-a-license-to-a-repository

If you have not selected a license, please consider Apache 2.0 (or MIT licensed)

Thank you