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

Error: gpg: Signature made Sat 18 May 2024 01:53:44 AM JST gpg: using RSA key 6E1CD566E81F1EA49536F13B612A7DD8535C8ED0 gpg: requesting key 612A7DD8535C8ED0 from hkp server keyserver.ubuntu.com gpg: Can't check signature: No public key ==> BAD/TAMPERED signature detected! <==

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.