fix

apps/api/internal/processing/prompt_render_test.go

@@ -82,12 +82,13 @@ func TestResolveProductPromptTemplates_categoryWithTitleFormula(t *testing.T) {
 		TitleTemplate:         title,
 		DescriptionTemplate:   desc,
 	})
-	// Structured formulas trigger A1-style GPT predloga (legacy generator.php behavior).
-	if !strings.Contains(sys, "Si tekstopisec") {
-		t.Fatalf("expected A1 system when formulas set: %s", sys)
+	// Structured formulas trigger the A1-style template (legacy generator.php behavior);
+	// this fixture's instructions are English so the scaffolding renders in English.
+	if !strings.Contains(sys, "You are a copywriter") {
+		t.Fatalf("expected formula system when formulas set: %s", sys)
 	}
-	if !strings.Contains(user, "GPT predloga:") {
-		t.Fatalf("expected GPT predloga user: %s", user)
+	if !strings.Contains(user, "Product template:") {
+		t.Fatalf("expected formula template user: %s", user)
 	}
 	if !strings.Contains(user, "Emphasize energy class") && !strings.Contains(user, "<name>") {
 		t.Fatalf("expected title/desc formula in predloga: %s", user)