move event to internal.

lib/src/events.dart

@@ -12,8 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-import 'package:meta/meta.dart';
-
 import 'core/engine.dart';
 import 'core/room.dart';
 import 'core/signal_client.dart';
@@ -506,15 +504,3 @@ class VideoReceiverStatsEvent with TrackEvent {
   String toString() => '${runtimeType}'
       'stats: ${stats})';
 }
-
-@internal
-class TrackEndedEvent with TrackEvent {
-  final Track track;
-  const TrackEndedEvent({
-    required this.track,
-  });
-
-  @override
-  String toString() => '${runtimeType}'
-      '(track: ${track})';
-}

lib/src/internal/events.dart

@@ -408,3 +408,15 @@ class SubscriberDataChannelStateUpdatedEvent
           state: state,
         );
 }
+
+@internal
+class TrackEndedEvent with TrackEvent {
+  final Track track;
+  const TrackEndedEvent({
+    required this.track,
+  });
+
+  @override
+  String toString() => '${runtimeType}'
+      '(track: ${track})';
+}

lib/src/participant/local.dart

@@ -24,6 +24,7 @@ import '../core/transport.dart';
 import '../events.dart';
 import '../exceptions.dart';
 import '../extensions.dart';
+import '../internal/events.dart';
 import '../logger.dart';
 import '../options.dart';
 import '../proto/livekit_models.pb.dart' as lk_models;