initial commit

lib/core/connections/connection.dart

@@ -0,0 +1,19 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'connection.freezed.dart';
+part 'connection.g.dart';
+
+/// A saved NodeMaster API endpoint. Client-side only — has no server-side
+/// counterpart. `baseUrl` excludes the `/v1` suffix (added by
+/// [NodeMasterApiClient]) and any trailing slash, e.g.
+/// `https://edge-01.local:8080`.
+@freezed
+sealed class Connection with _$Connection {
+  const factory Connection({
+    required String id,
+    required String name,
+    required String baseUrl,
+  }) = _Connection;
+
+  factory Connection.fromJson(Map<String, dynamic> json) => _$ConnectionFromJson(json);
+}