Program.cs

using Catalog.Data;
using Catalog.Repositories;
using Microsoft.EntityFrameworkCore;

var builder = WebApplication.CreateBuilder(args);

// Configurar Entity Framework SQLite
var connectionString = builder.Configuration.GetConnectionString("DefaultConnection");
if (string.IsNullOrEmpty(connectionString) || connectionString == "${SQLITE_CONNECTION_STRING}")
{
    connectionString = Environment.GetEnvironmentVariable("SQLITE_CONNECTION_STRING") ?? "Data Source=catalog.db";
}
builder.Services.AddDbContext<CatalogDbContext>(options =>
    options.UseSqlite(connectionString));

// Add services to the container.
builder.Services.AddScoped<ItemsRepository>();
builder.Services.AddControllers();
// Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi
builder.Services.AddOpenApi();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.MapOpenApi();
}

//app.UseHttpsRedirection();

app.UseAuthorization();

app.MapControllers();

app.Run();