Migrate comparison bundles to v2

internal/comparison/comparison.go

@@ -15,7 +15,7 @@ import (
 
 const (
 	// SchemaVersion identifies the supported comparison manifest schema.
-	SchemaVersion = "weatherreporter.comparison.v1"
+	SchemaVersion = "weatherreporter.comparison.v2"
 
 	// ManifestFilename is the canonical name of a comparison manifest.
 	ManifestFilename = "comparison.json"
@@ -71,6 +71,7 @@ type Result struct {
 	ModelName        string     `json:"modelName"`
 	Status           string     `json:"status"`
 	ValidationStatus string     `json:"validationStatus,omitempty"`
+	RepairAttempts   *int       `json:"repairAttempts,omitempty"`
 	ReportPath       string     `json:"reportPath,omitempty"`
 	Error            *SafeError `json:"error,omitempty"`
 }
@@ -276,11 +277,14 @@ func (manifest Manifest) Validate() error {
 		if strings.TrimSpace(result.ModelName) == "" {
 			return fmt.Errorf("result %d has a blank model name", result.Position)
 		}
+		if result.RepairAttempts != nil && *result.RepairAttempts < 0 {
+			return fmt.Errorf("result %d has negative repair attempts", result.Position)
+		}
 
 		switch result.Status {
 		case StatusSucceeded:
 			succeeded++
-			if result.ValidationStatus != "passed" {
+			if result.ValidationStatus != "passed" || result.RepairAttempts == nil {
 				return fmt.Errorf("successful result %d did not pass validation", result.Position)
 			}
 			expectedPath, err := ReportFilename(result.Position, manifest.Total, result.ProfileID)
@@ -302,6 +306,9 @@ func (manifest Manifest) Validate() error {
 			if err := result.Error.validate(); err != nil {
 				return fmt.Errorf("failed result %d: %w", result.Position, err)
 			}
+			if result.ValidationStatus != "" && result.RepairAttempts == nil {
+				return fmt.Errorf("failed result %d has validation without repair provenance", result.Position)
+			}
 		default:
 			return fmt.Errorf("result %d has unsupported status %q", result.Position, result.Status)
 		}