EntityInlet/EntityRecord/EntityCollection phantom brands — the data-inlet half
of a pattern's circuit, symmetric with EventEmit<P>. RenderBinding variant on
RenderUIEffect + makeRenderUI for config/payload-bound render targets (e.g.
'@config.bodyContent').

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>