✨ Bot key management

lib/models/bot_key.dart

@@ -0,0 +1,20 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'bot_key.freezed.dart';
+part 'bot_key.g.dart';
+
+@freezed
+sealed class SnAccountApiKey with _$SnAccountApiKey {
+  const factory SnAccountApiKey({
+    required String id,
+    required String label,
+    required String accountId,
+    required String sessionId,
+    required DateTime createdAt,
+    required DateTime updatedAt,
+    String? key,
+  }) = _SnAccountApiKey;
+
+  factory SnAccountApiKey.fromJson(Map<String, dynamic> json) =>
+      _$SnAccountApiKeyFromJson(json);
+}