Remove corpus counts from chat chrome

packages/ui/src/CitationCard.tsx

@@ -40,6 +40,10 @@ const SECTION_LABELS: Record<string, string> = {
   thong_tin_quy_che: "Thông tin quy chế",
 };
 
+export function citationSectionLabel(sectionType: string): string {
+  return SECTION_LABELS[sectionType] ?? (sectionType.replace(/_/g, " ") || "Chuyên luận");
+}
+
 export function CitationCard({
   citation,
   index,
@@ -47,7 +51,7 @@ export function CitationCard({
   onSelect,
   className,
 }: CitationCardProps) {
-  const sectionLabel = SECTION_LABELS[citation.sectionType] ?? citation.sectionType ?? "Chuyên luận";
+  const sectionLabel = citationSectionLabel(citation.sectionType);
   const pageRangeText = citation.sourcePageRange
     ? `Trang ${citation.sourcePageRange[0]}${
         citation.sourcePageRange[1] && citation.sourcePageRange[1] !== citation.sourcePageRange[0]