dont fetch members on load

lib/widgets/chat_page/lazy_loading/message_avatar.dart

@@ -0,0 +1,32 @@
+import "package:flutter/widgets.dart";
+import "package:flutter_chat_core/flutter_chat_core.dart";
+import "package:flutter_riverpod/flutter_riverpod.dart";
+import "package:nexus/controllers/member_controller.dart";
+import "package:nexus/helpers/extensions/better_when.dart";
+import "package:nexus/models/configs/member_config.dart";
+import "package:nexus/models/room.dart";
+import "package:nexus/widgets/avatar_or_hash.dart";
+
+class MessageAvatar extends ConsumerWidget {
+  final Message message;
+  final Room room;
+  final double height;
+  const MessageAvatar(this.message, this.room, {this.height = 16, super.key});
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) => ref
+      .watch(
+        MemberController.provider(
+          MemberConfig(room: room, userId: message.authorId),
+        ),
+      )
+      .betterWhen(
+        data: (membership) => AvatarOrHash(
+          membership.avatarUrl,
+          membership.displayName,
+          height: height,
+        ),
+        loading: () =>
+            AvatarOrHash(null, message.authorId.substring(1), height: height),
+      );
+}