Modulárny webový systém pre Katedru informatiky

// Controller - IMediator cez DI (primary ctor)
public class ArticlesController(IMediator mediator)
    : ControllerBase
{
    [HttpGet("{slug}")]
    public async Task<IActionResult> Get(string slug)
    {
        var article = await mediator.SendAsync(
            new GetArticleQuery(slug));
        return Ok(article);
    }
}

// Request + handler (.Business projekt)
public record GetArticleQuery(string Slug)
    : IRequest<ArticleDto>;

public class GetArticleHandler(AppDbContext db)
    : IRequestHandler<GetArticleQuery, ArticleDto>
{
    public Task<ArticleDto> HandleAsync(
        GetArticleQuery q, CancellationToken ct)
    {
        // načítanie článku + mapovanie na ArticleDto
    }
}

// Program.cs
// AddMediator nájde a zaregistruje všetky
// IRequest + IRequestHandler v danom assembly
builder.Services.AddMediator(
    typeof(GetArticleQuery).Assembly);