Initial commit

lib/domain/entities/chat_message.dart

@@ -0,0 +1,19 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'chat_message.freezed.dart';
+
+@freezed
+class ChatMessageEntity with _$ChatMessageEntity {
+  const factory ChatMessageEntity({
+    required String id,
+    required String sessionId,
+    required String role,
+    required String content,
+    required String createdAt,
+  }) = _ChatMessageEntity;
+
+  const ChatMessageEntity._();
+
+  bool get isUser => role == 'user';
+  bool get isAssistant => role == 'assistant';
+}