Make the avatar control panel a hover-reveal overlay

Mark which stages are actually responsible for perceived realism

Give Jessica a Play button: real LLM line + real speech, audio-reactive puppet

Archive completed Test Bench runs to a paginated Gallery page

Add persistent top-center nav across Home/Pipeline/Briefing/Test Bench

Add Test Bench: grid-inspect pipeline stages against real reference implementations

Add "Group by Layer" — cluster nodes by Senses/Brain/Face

Fix pasted-source bug: actually generate a pipeline instead of relabeling the demo

Add LAYER Briefing dashboard and two research subagents

Add rows layout toggle and C Protocol candidate data model

Ground the expert panel as Samantha: 5-failure-mode audit + tiering

Scaffold LAYER: pipeline node-graph viewer + 4D Avatar Expert