Scope configuration controls to source roots

docs/roadmap/implementation.md

@@ -66,6 +66,8 @@ development-guide navigation with the final documentation stage.
 
 ## Stage 2 — Implement source-root control extraction and guards
 
+**Status:** Complete. Focused document-root control and extraction tests pass.
+
 **Owners:** [directives.go](../../internal/engine/directives.go), its callers in
 [acquisition.go](../../internal/engine/acquisition.go) and
 [selected_overlay.go](../../internal/engine/selected_overlay.go), and focused