Most probably CPANTS databases are being regenerated from scratch due to major changes in Kwalitee metrics or updates of relevant modules/perl. Usually this maintenance takes about a day or two, and some of the information may be old or missing tentatively. Sorry for the inconvenience.
Add =head1 LICENSE and the text of the license to the main module in your code.
List all used modules in META.yml requires
Error:
Define the license if you are using in Build.PL. If you are using MakeMaker (Makefile.PL) you should upgrade to ExtUtils::MakeMaker version 6.31.
Add =head1 LICENSE and/or the proper text of the well-known license to the main module in your code.
List all modules used in the test suite in META.yml test_requires
Error:
List all modules used in the Makefile.PL/Build.PL in META.yml configure_requires
Error:
Add SECURITY(.pod|md). See Software::Security::Policy.
Add SECURITY(.pod|md) and add a contact address. See Software::Security::Policy.
Add CONTRIBUTING(.pod|md). See https://docs.github.com/en/communities/setting-up-your-project-for-healthy-contributions/setting-guidelines-for-repository-contributors.