Proposal to Update Minimum CMake Version to 3.22

[David Redondo]

Am Sonntag, 30. März 2025, 14:13 schrieb Ömer Fadıl USTA:
> Dear KDE Core Development Team,
> 
> I hope this message finds you well. I would like to propose an update to
> the minimum required version of CMake for KDE Frameworks and KDE Plasma
> projects, raising it from 3.16 to 3.22.
> 
> The primary reason for this change is that there are currently no
> distributions that still utilize CMake 3.16. While this transition may be
> considered late for KDE 6.4, it is essential for KDE 6.5. Our existing
> Continuous Integration (CI) systems are already using versions of CMake
> that are newer than 3.16, meaning we do not perform checks for CMake 3.16
> compu7yyyatibility.
> 
> Furthermore, with the release of Qt 6.9 stable, the minimum required
> version of CMake for building Qt has been updated to 3.22, as noted in the
> Qt 6.9 release notes[1]. This change emphasizes the need for us to align
> our CMake version with the latest requirements to ensure compatibility and
> maintainability.

FWIW Frameworks Qt minimum is still 6.5 and will be 6.6 once 6.9 releases.

David