[Cms] $page->update() also for field-values that are not in blueprint

[distantnative]

$page->update() etc. should be able to write values to the content file no matter whether the field is defined in the blueprint or not. Kirby\Cms\Form::for() currently prevents that since we most times will fall back to a default blueprint.

[texnixe]

Same for file metadata

[distantnative]

And I'd assume user files too (basically anything using Kirby\Cms\HasContent).

[bastianallgeier]

✅