Licence missing in this repo

[Manorama Jha]

Hi @rabbityl

Can you please add the license to this repo? This will help us understand if we can use this for commercial use or not

Thanks!

[Atsushi]

Hi @rabbityl . Thank you for your great work. I would also like to request you to clarify the license.
Thanks in advance!

[Yang Li]

Done.

[Atsushi]

Thank you for your quick response!