namespace QMax.Api.Data.Entities; public sealed class MessageReaction { public Guid Id { get; set; } = Guid.NewGuid(); public Guid MessageId { get; set; } public Message? Message { get; set; } public string Emoji { get; set; } = ""; public string ActorKey { get; set; } = "self"; public string? ActorName { get; set; } public DateTimeOffset CreatedAt { get; set; } = DateTimeOffset.UtcNow; }