Centralize execution setting and session validation

internal/usecase/profile_inspection.go

@@ -64,7 +64,7 @@ func validateResolvedExecutionTarget(target domain.ExecutionTarget) error {
 	if strings.TrimSpace(target.Model) == "" {
 		return errors.New("execution model is required")
 	}
-	return nil
+	return domain.ValidateExecutionTargetSettings(target)
 }
 
 // InspectProfile resolves one explicit profile without prompt or execution work.
@@ -86,10 +86,7 @@ func (r *Runner) InspectProfile(
 	if err != nil {
 		return nil, err
 	}
-	target, _, err := resolveExecutionTarget(selection.backend, selection.profile, nil)
-	if err != nil {
-		return nil, fmt.Errorf("%w: %w", ErrProfileLoad, err)
-	}
+	target, _ := resolveExecutionTarget(selection.backend, selection.profile, nil)
 	if err := validateResolvedExecutionTarget(target); err != nil {
 		return nil, fmt.Errorf("%w: %w", ErrProfileLoad, err)
 	}