Add app source and tests

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

lib/Peach/about/internal/application/ServerProfile.dart

@@ -0,0 +1,85 @@
+import 'package:uuid/uuid.dart';
+import 'ServiceConfig.dart';
+
+/// A unique server the user connects to. Holds the connection details plus a
+/// list of deployable [ServiceConfig]s that live on it.
+///
+/// The [password] is NOT serialized into the plain config JSON — it is held in
+/// memory and persisted separately via encrypted secure storage.
+class ServerProfile {
+  final String id;
+  String name; // friendly label, e.g. "prod-1"
+  String host;
+  int port;
+  String username;
+  String password; // runtime only; persisted via SecretStore
+  bool useSudo;
+  List<ServiceConfig> services;
+
+  /// Saved deployment order: service ids in the order the user arranged them
+  /// for batch build & deploy. Ids not present are appended in natural order.
+  List<String> deployOrder;
+
+  ServerProfile({
+    String? id,
+    this.name = 'New server',
+    this.host = '',
+    this.port = 22,
+    this.username = '',
+    this.password = '',
+    this.useSudo = true,
+    List<ServiceConfig>? services,
+    List<String>? deployOrder,
+  }) : id = id ?? const Uuid().v4(),
+       services = services ?? [],
+       deployOrder = deployOrder ?? [];
+
+  /// Services arranged by the saved [deployOrder], with any not-listed ones
+  /// appended in their natural order.
+  List<ServiceConfig> get orderedServices {
+    final byId = {for (final s in services) s.id: s};
+    final result = <ServiceConfig>[];
+    for (final id in deployOrder) {
+      final s = byId.remove(id);
+      if (s != null) result.add(s);
+    }
+    // Preserve original order for the remaining (new/unordered) services.
+    for (final s in services) {
+      if (byId.containsKey(s.id)) result.add(s);
+    }
+    return result;
+  }
+
+  ServerProfile copy() {
+    final c = ServerProfile.fromJson(toJson());
+    c.password = password;
+    return c;
+  }
+
+  /// JSON WITHOUT the password (that goes to secure storage).
+  Map<String, dynamic> toJson() => {
+    'id': id,
+    'name': name,
+    'host': host,
+    'port': port,
+    'username': username,
+    'useSudo': useSudo,
+    'services': services.map((s) => s.toJson()).toList(),
+    'deployOrder': deployOrder,
+  };
+
+  factory ServerProfile.fromJson(Map<String, dynamic> j) => ServerProfile(
+    id: j['id'] as String?,
+    name: (j['name'] ?? 'server') as String,
+    host: (j['host'] ?? '') as String,
+    port: (j['port'] ?? 22) as int,
+    username: (j['username'] ?? '') as String,
+    useSudo: (j['useSudo'] ?? true) as bool,
+    services: ((j['services'] ?? []) as List<dynamic>)
+        .map((e) => ServiceConfig.fromJson(e as Map<String, dynamic>))
+        .toList(),
+    deployOrder: ((j['deployOrder'] ?? []) as List<dynamic>)
+        .map((e) => e.toString())
+        .toList(),
+  );
+}