Add renovate.json

FileArchiver.go

@@ -94,11 +94,8 @@ func moveToError(conf *Config, filePath string, archiveErr error) error {
 	if err != nil {
 		return err
 	}
-	err = writeErrorFile(conf, filePath, archiveErr)
-	if err != nil {
-		return err
-	}
 	err = os.Rename(filePath, filepath.Join(destFolder, baseName))
+	err = writeErrorFile(conf, filePath, archiveErr)
 	if err != nil {
 		return err
 	}

renovate.json

@@ -0,0 +1,3 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json"
+}