Refactor runtime ownership and clean up warnings

docs/control-loop-atlas.md

@@ -2,11 +2,11 @@
 
 This atlas is now split by top-level section under
 [docs/control-loop-atlas/](/home/jan/projects/rrt/docs/control-loop-atlas/README.md).
-This file remains the compatibility index and keeps the original top-level anchors stable for
+This file remains the compatibility index that keeps the original top-level anchors stable for
 older links.
 
-Subsystem notes still live under [docs/atlas](/home/jan/projects/rrt/docs/atlas/README.md) for
-faster cross-cut navigation.
+For curated cross-cut navigation, use
+[docs/subsystem-views](/home/jan/projects/rrt/docs/subsystem-views/README.md).
 
 ## Section Index
 
@@ -19,6 +19,20 @@ faster cross-cut navigation.
 - [Input, Save/Load, and Simulation](/home/jan/projects/rrt/docs/control-loop-atlas/input-save-load-and-simulation.md)
 - [Next Mapping Passes](/home/jan/projects/rrt/docs/control-loop-atlas/next-mapping-passes.md)
 
+## Atlas Field Guide
+
+This compatibility index keeps the original top-level anchors stable. The grounded atlas fields now
+live in the split section files under
+[docs/control-loop-atlas/](/home/jan/projects/rrt/docs/control-loop-atlas/README.md).
+
+- Roots: see each section file's opening field block for the concrete root functions and entrypoints.
+- Trigger/Cadence: see the split section files for the cadence notes attached to each loop or ingress.
+- Key Dispatchers: see the section-local dispatcher bullets in the split atlas pages.
+- State Anchors: see the state-anchor bullets in each split atlas section.
+- Subsystem Handoffs: see the handoff bullets in each split atlas section.
+- Evidence: see the section-local evidence bullets in the split atlas pages.
+- Open Questions: see the section-local open-question bullets in the split atlas pages.
+
 ## CRT and Process Startup
 
 Detailed section: