🐛 Do not fail if server param is not set

internal/server/usecase.go

@@ -12,8 +12,6 @@ type UseCase interface {
 }
 
 var (
-	ErrParams          error = errors.New("site not contains any params")
-	ErrServer          error = errors.New("site not contains 'server' param")
 	ErrServerHeaders   error = errors.New("'server' param in site not contains 'headers' param")
 	ErrServerRedirects error = errors.New("'server' param in site not contains 'redirects' param")
 )

internal/server/usecase/server_ucase.go

@@ -15,16 +15,17 @@ func NewServerUseCase() server.UseCase {
 }
 
 func (serverUseCase) Do(ctx context.Context, site domain.Site) (*domain.Server, error) {
+	out := domain.NewServer()
+
 	if site.Params == nil {
-		return nil, server.ErrParams
+		return out, nil
 	}
 
 	serverMap, ok := site.Params["server"].(map[string]any)
 	if !ok {
-		return nil, server.ErrServer
+		return out, nil
 	}
 
-	out := domain.NewServer()
 	parseHeaders(out, serverMap)
 	parseRedirects(out, serverMap)