Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

… CPython (#495)

It can be confusing to click on an old issue, click the first red thing
you see and you're seeing some new failure, not the old one

This has tripped me up before and it looks like it briefly tripped up
Daraan yesterday

Migrate third_party workflow pydantic tests to uv

actions/checkout is repeatedly flaky

See also actions/checkout#1951

On the other hand, plain git clone seems to work just fine and never has
connection issues checking out the default branch

Funnily enough, the YAML is shorter this way too

Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>

Fixes #157

Use current run URL in issue body

* Fix third party scheduled tests running on forks

* Refactor repeated condition to predicate job

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

…default value is used. (#482)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

This fails at runtime in older versions, and in any case it is an invalid type.

Fixes #531

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>

…#557)

…#558)

python/cpython#30926

GitHub is decommissioning Ubuntu 20.04. I wouldn't expect our tests to
have a lot of OS version dependencies, so let's try just running
ubuntu-latest everywhere.

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

…581)

Backport of: python/cpython#132160

Fixes #586