persistence/DD.Persistence.Database.Postgres/DependencyInjection.cs

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;

namespace DD.Persistence.Database.Model;

public static class DependencyInjection
{
    public static IServiceCollection AddPersistenceDbContext(this IServiceCollection services, IConfiguration configuration)
    {
        string connectionStringName = "DefaultConnection";

        services.AddDbContext<PersistencePostgresContext>(options =>
               options.UseNpgsql(configuration.GetConnectionString(connectionStringName)));

        services.AddScoped<DbContext>(provider => provider.GetRequiredService<PersistencePostgresContext>());

        return services;
    }
}