Snapcraft 4.8

Special thanks to the contributors that made this release happen: @cjp256 and @sergiocazzolato

Stories

Remove experimental flag from package repositories

This feature is finally stable and is documented at https://snapcraft.io/docs/package-repositories.

• PR #3520

Bug fixes

apt cache: improve error handling when packages do not have candidates available

• LP: #1853682
• PR #3528

project: validate snapcraft yaml before using it

• LP: #1853682
• PR: #3526

ua manager: install ubuntu-advantage-tools as needed

• PR: #3524

build providers: set hostname for lxd

• PR: #3521

dotnet plugin: use https for release metadata url

• PR: #3525