Sign the dist as the last step before creating the archive. Take care not to modify/regenerate dist meta files or the manifest.

Error: WARNING: This key is not certified with a trusted signature! Primary key fingerprint: 6C48 8EC1 26A0 B208 4A70 E37A A235 7D46 97BF 07CB --- SIGNATURE Sat Apr 29 03:36:23 2023 +++ @@ -1,7 +1,7 @@ SHA256 a0111e0782f621c7a01819544705f8fbdd217b3c1bc89ccf2eda1e65da1c9e0e CONCEPT SHA256 6d03446cf5e2c56f33a970bc87e178bbcfac8b934e2dd31b65fb8750dc8f51af Changes SHA256 74ebf9b47f1d6aa16ebf0624b2f21d88e031a484aaf242ff7ffc44f3c9dfd92e LICENSE -SHA256 b71938359edf2449c272939e34601babdaaf3c7b3cdead877365c994ba19d8d7 MANIFEST +SHA256 826ad351e40dcb1850dbe5c8996cfa9efdc42155e4f7e1723384422b632df751 MANIFEST SHA256 6fef58ecc62e765c5100123bf1c494f5c8215aa0693de8178aae44c2c3258415 META.yml SHA256 e748cbef8da06fdf8ba8058ce36a430edd968206e3ffe84b4086d52f039fd7a8 Makefile.PL SHA256 5e02455f0f2005b6964ed1915eddb76c62c6f463c9a7249fd021d54f5d076fd5 Print.pm ==> MISMATCHED content between SIGNATURE and distribution files! <==

Add a META.json to the distribution. Your buildtool should be able to autogenerate it.

Add all modules contained in this distribution to the META.yml field 'provides'. Module::Build or Dist::Zilla::Plugin::MetaProvides do this automatically for you.