Program.cs

using Microsoft.EntityFrameworkCore;
using MyDockerApi.Infra;

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddDbContext<AppDbContext>(options =>
{
    var environmentName = Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT");
    var configuration = builder.Configuration
        .SetBasePath(Directory.GetCurrentDirectory())
        .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
        .AddJsonFile($"appsettings.{environmentName}.json", optional: true)
        .Build();

    var connectionString = configuration.GetConnectionString("DefaultConnection");
    options.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString));
});

builder.Services.AddControllers();

// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();

builder.Services.AddTransient(typeof(IRepository<>), typeof(Repository<>));

var app = builder.Build();

app.UseSwagger();
app.UseSwaggerUI();

app.UseAuthorization();

app.MapControllers();

app.Run();