I can't see exactly what it is, but it must be somewhere in here:
https://docs.pytest.org/en/stable/changelog.html#pytest-9-1-0-2026-06-13

Pin pytest to work around API changes

Numpy no longer provides manylinux2014 images. It seems to be backwards
compatible to just bump the manulinux version for all versions of Python
that we support.

This was an oversight in PR DiamondLightSource#202

I can't see a reason why we should only set these values if they are
non-zero, it's perfectly valid to do this to reset errors

…cking_alarm_fixes

Correctly set alarms during blocking processing

Windows seems to default to using a free-threaded build, which isn't
supported by upstream EPICS python packages.
We don't really care to release a free-threading build anywhere really,
so globally block it

See DiamondLightSource/cothread#73

The simplest solution seems to be to just remove coverage.

…_cp314

Add Python3.14 non-free-threading builds