refactor: separate Scene controls from playback and project operations

docs/CODE-BOUNDARIES.md

@@ -320,3 +320,10 @@ cache and sampling operations, continuous-render owner and regional briefing
 service. Pure math, utility layout and vision helpers have explicit exports.
 Disposal releases subscriptions and pending work; portal moves preserve the
 original Display groups, independent scroll positions and current focus owner.
+
+## Scene controls
+
+`ui/scenes` owns Scene panel input, project/shot rows, playback button and runtime
+presentation. It receives project reads and explicit actions, with no imports of
+the director, source modules, camera engine or storage. Replacement and disposal
+release listeners; pending action feedback is limited to its current owner.

docs/CURRENT-STATE.md

@@ -1,5 +1,13 @@
 # God's Eye View Current State
 
+## Scene control ownership
+
+Scene controls own panel listeners, shot rows, playback/recording presentation
+and keyboard cancellation. The director supplies project reads and explicit
+editing/playback actions while retaining persistence, camera and layer sequencing.
+Replacing rows revokes their old listeners. Disposal stops controls immediately;
+late file and failed-action completions cannot update removed presentation.
+
 ## Cockpit component ownership
 
 Cockpit presentation is separated from its camera/controller behavior. Existing