Keep empty and dash operands with runnable parents

docs/roadmap/remediation.md

@@ -1,6 +1,6 @@
 # Alias interaction audit remediation
 
-Status: in progress; completed findings are marked individually below.
+Status: complete; R-1 through R-3 are addressed and marked individually below.
 
 ## Review scope and evidence
 
@@ -140,7 +140,7 @@ passed on Go 1.26.8.
 
 ## R-3: Preserve empty and dash operands before child-name tokens
 
-Status: open. Priority: P2. Category: inherited parser/routing inconsistency.
+Status: complete. Priority: P2. Category: inherited parser/routing inconsistency.
 
 **Evidence:** [Session.Parse](../../internal/cobra/parse.go#L55) gives the entire
 leading non-option token sequence to Cobra's `Find`. Cobra's command search
@@ -186,3 +186,13 @@ values, and expose parent invocation paths. Cover parent-local flag aliases and
 help on the same inputs, plus genuine child selection and ordinary terminator
 behavior. Tests should establish CommandKit's boundary, not depend on a specific
 replacement routing algorithm or backend type.
+
+**Completed:** The adapter ends command search before empty or single-dash
+operand tokens, preserving them and subsequent tokens for the parent's ordinary
+flag/operand parser. All four canonical/alias regressions failed before the fix
+and now preserve the ordered operands, parent-local flag aliases, and invocation
+paths. The same cases cover metadata-only parent help and explicit terminators;
+immediate child selection remains intact. No syntax restriction or public API
+was added. Final uncached offline suites passed on Go 1.26.8: root with the
+workspace disabled, plus both integrations and their maintained examples in the
+existing workspace against the local core.