Feel free to attach the resulting .deb (if one is allowed to attach binary files).
Maybe users will be more comfortable doing this on their own, so they "see" what they're installing. And yes, the deb works for all Ubuntu versions. Also yes: the equivs version will have no functionality whatsoever but to satisfy the "Depend: plymouth" from various packages.
Feel free to attach the resulting .deb (if one is allowed to attach binary files).
Maybe users will be more comfortable doing this on their own, so they "see" what they're installing. And yes, the deb works for all Ubuntu versions. Also yes: the equivs version will have no functionality whatsoever but to satisfy the "Depend: plymouth" from various packages.