Introduce an ExtensiblePolymorphicModel

added part::backend type::feature labels

assigned to @nik

mentioned in merge request AlekSIS-App-Chronos!191 (merged)

This MR is lacking an associated feature request.

Have you verified that the metaclass still works as expected when subclassing such an ExtensiblePolymorphicModel? Especially that both the logic of ExtensibleModelBase and PolymorphicBase are still run?

changed title from Introduce a ExtensiblePolymorphicModel to Introduce an ExtensiblePolymorphicModel

added 76 commits

• 42eedc00...274cebd3 - 75 commits from branch master
• 96f5249a - Merge branch 'master' into feature/polymorphic-extensible-model

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added 1 commit

• c6a2d812 - Fix English in changelog

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enabled an automatic merge when the pipeline for c6a2d812 succeeds

merged

mentioned in commit c8552f6f

mentioned in merge request AlekSIS-App-Resint!16 (merged)