rubygem-activemodel-7.0 from home:NickLion:rails project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:NickLion:rails/openSUSE_Tumbleweed/home:NickLion:rails.repo zypper refresh zypper install rubygem-activemodel-7.0