fix

apps/api/internal/processing/legacy_convert_test.go

@@ -1,6 +1,9 @@
 package processing
 
-import "testing"
+import (
+	"strings"
+	"testing"
+)
 
 func TestPlainDescriptionFromAny_arrayAndHTML(t *testing.T) {
 	got := PlainDescriptionFromAny([]any{"Hello<br>World", "Second"})
@@ -16,6 +19,24 @@ func TestPlainDescriptionFromAny_arrayAndHTML(t *testing.T) {
 	}
 }
 
+func TestDescriptionFromAny_preservesFormulaHTML(t *testing.T) {
+	htmlDesc := `<h1>Anker Soundcore Space One Pro</h1><p>Zložljive ANC slušalke.</p><ul><li>Bluetooth</li></ul>`
+	got := DescriptionFromAny(htmlDesc)
+	if !strings.Contains(got, "<h1>") || !strings.Contains(got, "<p>") || !strings.Contains(got, "<ul>") {
+		t.Fatalf("expected formula HTML preserved, got %q", got)
+	}
+	// Array unwrap should still keep tags.
+	got = DescriptionFromAny([]any{htmlDesc})
+	if !strings.Contains(got, "<h1>") || !strings.Contains(got, "</p>") {
+		t.Fatalf("array unwrap should keep HTML, got %q", got)
+	}
+	// Plain path still strips (meta/SEO / feed normalize).
+	plain := PlainDescriptionFromAny(htmlDesc)
+	if strings.Contains(plain, "<h1>") || strings.Contains(plain, "<p>") {
+		t.Fatalf("PlainDescriptionFromAny should strip tags, got %q", plain)
+	}
+}
+
 func TestNormalizeMapped_descriptionArrayBecomesPlainString(t *testing.T) {
 	got := NormalizeMapped(map[string]any{
 		"description": []any{"Line1<br/>A", "Line2"},