Fills in related-entity grids that the form template did not bake and that
no registered panel claimed. Lives in <mj-record-form-container> so every
generated and custom form that uses the container picks it up.
Claimed / extra panels still mount via <mj-form-panel-slot> — this host
does not remount those (avoids doubles).
A callback method that is invoked immediately after the
default change detector has checked data-bound properties
if at least one has changed, and before the view and content
children are checked.
Fills in related-entity grids that the form template did not bake and that no registered panel claimed. Lives in
<mj-record-form-container>so every generated and custom form that uses the container picks it up.Claimed / extra panels still mount via
<mj-form-panel-slot>— this host does not remount those (avoids doubles).