Fix the 'Snap USNs' action.
According to https://bugs.launchpad.net/lazr.restfulclient/+bug/2041407
the an incompatibility is introduced by the move from python 3.11 to
3.12, and a workaround is to pin the version to 3.11.
Signed-off-by: Michael Keller <github@ike.ch>
Fix deprecation warnings for actions using a deprecated version of node.
Also switch to a fixed version of the environment in order to avoid
future deprecation warnings.
Signed-off-by: Michael Keller <github@ike.ch>
This workflow will download the current snaps published in the `candidate`
channel for all architectures and check them for packages with published
Ubuntu Security Notices. If it finds one, it will trigger a build of the
snap recipe:
https://code.launchpad.net/~subsurface/+snap/subsurface-stable
This will rebuild the snap with patched packages and publish it to the
`candidate` channel.
Signed-off-by: Michał Sawicz <michal@sawicz.net>