EF Database is not seeded

c#
    public DatabaseContext(DbContextOptions<DatabaseContext> options) : base(options)
    {
    }

    protected override void OnModelCreating(ModelBuilder modelBuilder)
    {
        base.OnModelCreating(modelBuilder);
        modelBuilder.ApplyConfigurationsFromAssembly(Assembly.GetExecutingAssembly());
    }

c#
    public void Configure(EntityTypeBuilder<Domain> builder)
    {
        builder.HasKey(d => d.DomainId);

        builder.HasOne(d => d.User)
            .WithMany()
            .HasForeignKey(d => d.UserId)
            .IsRequired(false);

        builder.HasIndex(d => d.DomainName)
            .IsUnique();

        var sharedDefaultDomainName = new Domain
        {
            DomainId = Guid.NewGuid(),
            UserId = null,
            DomainName = "localhost:7151",
        };

        builder.HasData(sharedDefaultDomainName);   //Here
    }