I don’t know if sideloading snap apps is a thing, but it has been proven that creating a snap repo isn’t particularly difficult. Snap server being closed isn’t really an issue Imho.
Isn’t the issue that snap doesn’t even support third party repos to begin with? So you’d have to patch the client before you can even access any other servers. Unless they have fixed that in the meantime.
I don’t know if sideloading snap apps is a thing, but it has been proven that creating a snap repo isn’t particularly difficult. Snap server being closed isn’t really an issue Imho.
You can create a snap store proxy, but that still has to register and pull from Canonical’s source.
Isn’t the issue that snap doesn’t even support third party repos to begin with? So you’d have to patch the client before you can even access any other servers. Unless they have fixed that in the meantime.