Hi,
I prepared the packaging of ruby-adamantium. It is lintian clean and tested with sbuild. Further information about this package can be accessed from the URL :
https://salsa.debian.org/hacksk-guest/ruby-adamantium
also like to add it to:
https://salsa.debian.org/ruby-team/ruby-adamantium
Consider to review and upload it.
Regards,
kiran s kunjumon