initial commit

lib/core/models/backup_method.dart

@@ -0,0 +1,11 @@
+import 'package:json_annotation/json_annotation.dart';
+
+/// Mirrors `models.BackupMethod` in `nodemaster/models/types.go`.
+enum BackupMethod {
+  @JsonValue('rsync')
+  rsync,
+  @JsonValue('restic')
+  restic,
+  @JsonValue('external')
+  external,
+}