This is admittedly last minute...
I filed a couple issues to promote 2 sets of attributes, 3 in total, from preview to community. These were added in WildFly 33 and made configurable via the subsystem functionality that's been present in Undertow since 2014 (for two of the attributes) and since 2017 (for the other).
This is really simple to review: it consists of adding a new 'community' level xsd and changing the stability setting of the 3 attributes to Stability.COMMUNITY. Plus I did a small docs improvement to document one of the 3, since there was already a relevant docs section. The other two are documented via wildscribe.
The issues:
The analyses:
The (single) implementation PR: