Choto/AvaloniaApplication3/Date/Conector/Conecter.cs

using Microsoft.EntityFrameworkCore;

namespace AvaloniaApplication3.Date
{
    
public class RemoteDatabaseContext : DbContext
{
    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
    {
        optionsBuilder.UseNpgsql("Host=45.67.56.214;Port=5421;Username=user16;Password=dZ28IVE5;Database=user16");
    }

    protected override void OnModelCreating(ModelBuilder modelBuilder)
    {
        modelBuilder.Entity<Acts>().HasKey(group => group.Id);
        modelBuilder.Entity<Acts>().Property(group => group.Id).ValueGeneratedOnAdd();

        modelBuilder.Entity<Country>().HasKey(user => user.code);
        modelBuilder.Entity<Country>().Property(user => user.code).ValueGeneratedOnAdd();

        modelBuilder.Entity<Meropriatie>()
            .HasKey(meropriatie => meropriatie.numero); 

        modelBuilder.Entity<Meropriatie>()
            .Property(meropriatie => meropriatie.numero)
            .ValueGeneratedOnAdd();

    }
    
    public DbSet<Acts>  acty { get; set; }
    public DbSet<Country> country { get; set; }
    public DbSet<Meropriatie> meropriatie { get; set; }
    public DbSet<Actions> actions { get; set; }
    public DbSet<Avtorize> avtorize { get; set; }
    public DbSet<Moders> moders { get; set; }
    public DbSet<Uchastki> uchastniki { get; set; }
}

}