Doc update again

docs/ARCHITECTURE_RESILIENCE_REVIEW.md

@@ -567,6 +567,10 @@ Expected benefits:
 
 After the state model is explicit, persistence should become a background concern rather than a synchronous side effect of mutations.
 
+Dedicated design note:
+
+- [PHASE_6_BACKGROUND_PERSISTENCE_DESIGN.md](/c:/Users/Aiden/Documents/GitHub/video-shader-toys/docs/PHASE_6_BACKGROUND_PERSISTENCE_DESIGN.md)
+
 Target behavior:
 
 - mutations update authoritative in-memory stored state
@@ -589,6 +593,10 @@ Expected benefits:
 
 Once the render and state layers are cleaner, refactor the video backend into an explicit lifecycle model.
 
+Dedicated design note:
+
+- [PHASE_7_BACKEND_LIFECYCLE_PLAYOUT_DESIGN.md](/c:/Users/Aiden/Documents/GitHub/video-shader-toys/docs/PHASE_7_BACKEND_LIFECYCLE_PLAYOUT_DESIGN.md)
+
 Suggested states:
 
 - uninitialized
@@ -617,6 +625,10 @@ Expected benefits:
 
 This phase should happen after the main ownership changes so the telemetry can reflect the final architecture instead of a transient one.
 
+Dedicated design note:
+
+- [PHASE_8_HEALTH_TELEMETRY_DESIGN.md](/c:/Users/Aiden/Documents/GitHub/video-shader-toys/docs/PHASE_8_HEALTH_TELEMETRY_DESIGN.md)
+
 Recommended coverage:
 
 - render queue depth