Publish and reconcile complete module tags

docs/roadmap/implementation.md

@@ -246,6 +246,13 @@ Reject reuse of the full tag. Add representative nested-tag rejected-push and
 unknown-outcome evidence cases. Reuse existing endpoint and lost-acknowledgment
 tests for unchanged recovery mechanics. Run publication and Git tests.
 
+**Completed:** Publication now uses the captured full tag for remote uniqueness,
+local annotated-tag creation, exact-object push, and reconciliation. Recovery
+errors identify the full tag and authoritative endpoint, while publication
+results retain identity through preflight and later failures. Verified two
+modules publishing the same version at one commit, full-tag reuse rejection,
+nested rejected and unknown outcomes, and `go test . ./internal/git ./internal/publish`.
+
 ## Stage 4: Construct the selected committed file inputs
 
 **Outcome:** One ordered path set defines automatic validation inputs, while the