Npgsql 8.0 + EFCore 8.0 + JSON Colums with type List<T> not working

    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
    {
        var dataSourceBuilder = new NpgsqlDataSourceBuilder(connectionString);
        dataSourceBuilder.EnableDynamicJson();
        dataSourceBuilder.UseJsonNet(); // just an experiment that didn't work, but doesn't make a difference
        var dataSource = dataSourceBuilder.Build();
        
        optionsBuilder
            .UseNpgsql(dataSource)
            .UseSnakeCaseNamingConvention();
    }

    public void Configure(EntityTypeBuilder<Patient> builder)
    {
        // .. noise

        builder.OwnsOne(p => p.PhoneNumbers, config =>
        {
            config.ToJson("phone_numbers");
        });

       // .. more noise
    }

select phone_numbers from patients

        builder.OwnsMany(p => p.PhoneNumbers, config =>
        {
            config.ToJson("phone_numbers");
            config.WithOwner(pn => pn.Patient);
        });