refactor: isolate camera panel controls and presentation

docs/CODE-BOUNDARIES.md

@@ -295,3 +295,10 @@ receives the existing Radio port and explicit layer/layout actions, without
 importing the renderer or station providers. Pure tuner calculations retain
 compatibility exports from the data layer. Disposal revokes DOM listeners and
 subscriptions before ending the active tuning interaction.
+
+### Camera panel controls
+
+`ui/cctv` composes camera controls, frame loading, calibration editing and status
+presentation. It receives DOM elements, the existing camera port and explicit
+application actions; it imports no provider, layer or camera engine. Selection,
+placement, navigation and storage policy remain outside the component family.

docs/CURRENT-STATE.md

@@ -1,5 +1,16 @@
 # God's Eye View Current State
 
+## Camera panel ownership
+
+CCTV controls receive the existing camera port and explicit application actions.
+Frame loading, calibration editing and status display have separate modules;
+providers, camera placement and navigation policy retain their existing owners.
+Changing cameras invalidates old image callbacks and cancels an unfinished
+calibration edit. Failed refreshes preserve settled pixels for the same camera,
+while a newly selected camera never shows the prior camera's image. Disposal
+releases listeners, subscriptions, image handlers, summary timers and chip-hide timers.
+
+
 ## UI disposal
 
 UI disposal releases the CCTV subscription, command-dock observer, legacy drag