missing pureos build
there's no webkit here (gir1.2-javascriptcoregtk-4.0 is one of the built binary packages):
https://software.pureos.net/search_pkg?term=gir1.2-javascriptcoregtk-4.0
@arno.bauernoppel maybe you can investigate where in the pipeline that went wrong - i remember webkit building succesfully on the blessed build machine.