fix

apps/api/internal/processing/category_test.go

@@ -181,6 +181,19 @@ func TestCoerceCategoryToCompanyUniqueID_nameToUID(t *testing.T) {
 	}
 }
 
+func TestResolveCompanyCategoryUniqueID_usedByV1Projection(t *testing.T) {
+	t.Parallel()
+	names := map[string]string{"50": "Štedilniki"}
+	valid := map[string]struct{}{"50": {}}
+	// Poll/projection path: mapped name-only token must resolve like processOne.
+	if got := resolveCompanyCategoryUniqueID("Štedilniki", names, valid); got != "50" {
+		t.Fatalf("got %q want 50", got)
+	}
+	if got := resolveCompanyCategoryUniqueID("50", names, valid); got != "50" {
+		t.Fatalf("uid passthrough got %q", got)
+	}
+}
+
 func TestCategoryUniqueIDFromAny_nestedNameOnly(t *testing.T) {
 	t.Parallel()
 	got := categoryUniqueIDFromAny(map[string]any{"name": "Štedilniki"})