Record named import selection completion

docs/roadmap/implementation.md

@@ -1,6 +1,6 @@
 # Implementation Plan: Import Discovery and Dependency-Ready Ordering
 
-Status: Stages 1–8 complete; 11 implementation stages remain.
+Status: Stages 1–9 complete; 10 implementation stages remain.
 
 ## Authority, baseline, and execution
 
@@ -415,6 +415,13 @@ Acceptance: temporary-file tests cover partial missing lists, required/excluded
 missing targets, explicit empty lists, alias candidates, and unread excluded
 content. No fake source records are created for absence.
 
+Completion: implemented in commit `5f33e1e` (`Select named imports before source
+admission`). Verified with named-selection tests using temporary host files and
+a stat-only native filesystem, the full engine suite, a focused race run,
+`go vet ./...`, `go build ./...`, and `git diff --check`. The everyday check
+continues to fail only on the two consumer sequence-order expectations assigned
+to Stage 18. Stage 10 onward remains.
+
 ## Stage 10 — Implement shallow directory selection
 
 Add literal directory string/list search, scalar/list basename patterns, and