fetcher span

cmd/cart/product-fetcher.go

@@ -30,7 +30,9 @@ func getBaseUrl(country string) string {
 func FetchItem(ctx context.Context, sku string, country string) (*index.DataItem, error) {
 	baseUrl := getBaseUrl(country)
 	req, err := http.NewRequest("GET", fmt.Sprintf("%s/api/by-sku/%s", baseUrl, sku), nil)
-	req = req.WithContext(ctx)
+	innerCtx, span := tracer.Start(ctx, fmt.Sprintf("fetching data for %s", sku))
+	defer span.End()
+	req = req.WithContext(innerCtx)
 	if err != nil {
 		return nil, err
 	}