EF Required

public class Translation : Entity<int>
{
    public required string ResourceKey { get; set; }
    public required string TranslationValue { get; set; }
    public DateTime DateCreated { get; set; }
    public DateTime DateLastUpdated { get; set; }

    // Foreign keys
    public int LanguageID { get; set; }

    // Navigation properties
    public virtual Language? Language { get; set; }
}

public sealed class TranlationEntityConfiguration : IEntityTypeConfiguration<Translation>
{
    public void Configure(EntityTypeBuilder<Translation> builder)
    {
        builder.ToTable("Translation");

        builder.Property(x => x.Id)
            .HasColumnName("TranslationID")
            .ValueGeneratedNever();

        builder.Property(x => x.ResourceKey)
            .HasMaxLength(150)
            .IsRequired();

        builder.Property(x => x.TranslationValue)
            .HasColumnName("Translation")
            .HasMaxLength(500)
            .IsRequired();

        builder.Property(e => e.DateCreated)
            .IsRequired()
            .HasColumnType("datetime2");

        builder.Property(e => e.DateLastUpdated)
            .IsRequired()
            .HasColumnType("datetime2");

        // Foreign keys
        builder.Property(x => x.LanguageID)
            .IsRequired();

        // Navigation properties
        builder.HasOne(e => e.Language)
            .WithMany(x => x.Translations)
            .HasForeignKey(e => e.LanguageID);
    }
}