Remove prompt version selectors

requirements.go

@@ -12,9 +12,6 @@ import (
 type RequirementInspectionRequest struct {
 	// PromptID is the exact, case-sensitive configured prompt ID.
 	PromptID string
-	// PromptVersion selects an exact version. An empty value uses the prompt
-	// selection rule that requires exactly one configured version.
-	PromptVersion string
 	// ProfileID selects the exact effective profile identity. If empty, the
 	// prompt's default profile is used; the profile need not be ready for
 	// execution.
@@ -131,7 +128,7 @@ type RequirementIssue struct {
 type RequirementInspection struct {
 	// PromptID is the selected exact prompt ID.
 	PromptID string
-	// PromptVersion is the selected exact prompt version.
+	// PromptVersion is the selected definition's descriptive version label.
 	PromptVersion string
 	// ProfileID is the selected profile identity; it does not indicate
 	// execution readiness.
@@ -189,7 +186,7 @@ func (e *Engine) InspectRequirements(
 		return nil, ErrInvalidConfig
 	}
 	inspection, err := e.internal.InspectRequirements(ctx, usecase.RequirementInspectionRequest{
-		PromptID: req.PromptID, PromptVersion: req.PromptVersion, ProfileID: req.ProfileID,
+		PromptID: req.PromptID, ProfileID: req.ProfileID,
 		Vars: copyStringMap(req.Vars), SessionID: req.SessionID,
 	})
 	if err != nil {