Remove prompt version selectors

smoke_diagnostics.go

@@ -38,9 +38,6 @@ type SmokeTestRequest struct {
 	// PromptID selects the prompt's default profile when ProfileID is empty. The
 	// prompt's messages, inputs, templates, and output contract are not executed.
 	PromptID string
-	// PromptVersion selects a version of PromptID using ordinary prompt-version
-	// selection semantics.
-	PromptVersion string
 	// ProfileID explicitly selects a profile and takes precedence over a prompt's
 	// default profile and a backend's configured diagnostic default.
 	ProfileID string
@@ -68,11 +65,10 @@ func (r SmokeTestRequest) redactedString() string {
 		retries = fmt.Sprintf("%d", *r.TransientRetries)
 	}
 	return fmt.Sprintf(
-		"promptkit.SmokeTestRequest{Kind:%q BackendIDSet:%t PromptIDSet:%t PromptVersionSet:%t ProfileIDSet:%t APIKeySet:%t TransientRetries:%s}",
+		"promptkit.SmokeTestRequest{Kind:%q BackendIDSet:%t PromptIDSet:%t ProfileIDSet:%t APIKeySet:%t TransientRetries:%s}",
 		r.Kind,
 		r.BackendID != "",
 		r.PromptID != "",
-		r.PromptVersion != "",
 		r.ProfileID != "",
 		r.APIKey != "",
 		retries,
@@ -119,7 +115,8 @@ type SmokeTestTarget struct {
 	BackendID string
 	// ProfileID is the selected profile, if any.
 	ProfileID string
-	// PromptID and PromptVersion identify the prompt used for selection, if any.
+	// PromptID identifies the selected prompt; PromptVersion carries its
+	// descriptive version label, if any.
 	PromptID      string
 	PromptVersion string
 	// DefaultSourceBackendID identifies the backend whose configured default
@@ -228,7 +225,7 @@ const (
 // configuration.
 //
 // Selection prefers an explicit ProfileID, then the profile selected by
-// PromptID and PromptVersion, then a configured backend default profile when
+// PromptID, then a configured backend default profile when
 // inference requires one. For backend-only probes, a selected profile supplies
 // its backend metadata; otherwise BackendID selects a backend directly without
 // resolving its default inference profile. A selected profile determines its
@@ -286,7 +283,6 @@ func toDomainSmokeTestRequest(request SmokeTestRequest) (domain.SmokeTestRequest
 		Kind:             domain.SmokeTestKind(request.Kind),
 		BackendID:        request.BackendID,
 		PromptID:         request.PromptID,
-		PromptVersion:    request.PromptVersion,
 		ProfileID:        request.ProfileID,
 		Execution:        execution,
 		APIKey:           request.APIKey,