fix(a11y): fix traces page accessibility violations — rowgroup tabbable, button name, and heading order

src/frontend/src/components/ui/alert.tsx

@@ -32,10 +32,10 @@ const Alert = React.forwardRef<
 Alert.displayName = "Alert";
 
 const AlertTitle = React.forwardRef<
-  HTMLParagraphElement,
-  React.HTMLAttributes<HTMLHeadingElement>
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
 >(({ className, ...props }, ref) => (
-  <h5
+  <div
     ref={ref}
     className={cn("mb-1 font-medium leading-none tracking-tight", className)}
     {...props}

src/frontend/src/locales/de.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "Alles löschen",
   "trace.clearAllConfirm": "Möchten Sie wirklich alle Datensätze löschen? Dadurch werden alle zugehörigen Flow-Aktivitätsverläufe endgültig gelöscht; dieser Vorgang kann nicht rückgängig gemacht werden.",
   "trace.clearAllRecords": "Alle Datensätze löschen",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "Termine löschen",
   "trace.clearError": "Fehler beim Löschen von Datensätzen",
   "trace.clearedSuccess": "Datensätze wurden erfolgreich gelöscht",

src/frontend/src/locales/en.json

@@ -1325,6 +1325,8 @@
   "trace.dateRangeLabel": "{{start}} - {{end}}",
   "trace.invalidDateRangeMessage": "End date cannot be earlier than start date.",
   "trace.clearDates": "Clear dates",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "flow.restoreVersion": "Restore this version of your flow",
   "flow.saveVersion": "Save a version of your flow",
   "flow.moreOptions": "More options",

src/frontend/src/locales/es.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "Borrar todo",
   "trace.clearAllConfirm": "¿Estás seguro de que quieres borrar todos los registros? Esto eliminará de forma permanente todos los registros de actividad de Flow relacionados y no se podrá deshacer.",
   "trace.clearAllRecords": "Borrar todos los registros",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "Borrar fechas",
   "trace.clearError": "Error al borrar registros",
   "trace.clearedSuccess": "Los registros se han borrado correctamente",

src/frontend/src/locales/fr.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "Effacer tout",
   "trace.clearAllConfirm": "Êtes-vous sûr de vouloir effacer tous les enregistrements? Cette opération supprimera définitivement toutes les traces d'activité de flux associées et ne pourra pas être annulée.",
   "trace.clearAllRecords": "Effacer tous les enregistrements",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "Effacer les dates",
   "trace.clearError": "Erreur lors de la suppression des enregistrements",
   "trace.clearedSuccess": "Les enregistrements ont été effacés avec succès",

src/frontend/src/locales/ja.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "すべて消去",
   "trace.clearAllConfirm": "すべての記録を削除してもよろしいですか？ これにより、関連するすべてのフローアクティビティトレースが完全に削除され、元に戻すことはできません。",
   "trace.clearAllRecords": "すべての記録を消去",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "日付を消去",
   "trace.clearError": "レコードの削除中にエラーが発生しました",
   "trace.clearedSuccess": "レコードのクリアに成功しました",

src/frontend/src/locales/pt.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "Limpar Tudo",
   "trace.clearAllConfirm": "Tem certeza de que deseja apagar todos os registros? Isso excluirá permanentemente todos os rastros de atividade do fluxo relacionados e não poderá ser desfeito.",
   "trace.clearAllRecords": "Limpar todos os registros",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "Limpar datas",
   "trace.clearError": "Erro ao limpar registros",
   "trace.clearedSuccess": "Os registros foram apagados com sucesso",

src/frontend/src/locales/zh-Hans.json

@@ -1938,6 +1938,8 @@
   "trace.clearAll": "全部清除",
   "trace.clearAllConfirm": "您确定要清除所有记录吗？ 这将永久删除所有相关的流程活动跟踪记录，且无法撤销。",
   "trace.clearAllRecords": "清除所有记录",
+  "trace.tableAriaLabel": "Trace runs table",
+  "trace.statusFilterLabel": "Filter by status",
   "trace.clearDates": "清除日期",
   "trace.clearError": "清除记录时发生错误",
   "trace.clearedSuccess": "记录已成功清除",

src/frontend/src/pages/FlowPage/components/TraceComponent/FlowInsightsContent.tsx

@@ -1,5 +1,5 @@
-import type { CellClickedEvent } from "ag-grid-community";
-import { useCallback, useEffect, useMemo, useState } from "react";
+import type { CellClickedEvent, CellKeyDownEvent } from "ag-grid-community";
+import { useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { useTranslation } from "react-i18next";
 import { useSearchParams } from "react-router-dom";
 import IconComponent from "@/components/common/genericIconComponent";
@@ -182,6 +182,30 @@ export function FlowInsightsContent({
     setTracePanelOpen(true);
   }, []);
 
+  const handleCellKeyDown = useCallback(
+    (event: CellKeyDownEvent) => {
+      const keyboardEvent = event.event as KeyboardEvent | undefined;
+      if (keyboardEvent?.key === "Enter") {
+        const rowData = event.data as TraceListItem | undefined;
+        setTracePanelTraceId(rowData?.id ?? null);
+        setTracePanelOpen(true);
+      }
+    },
+    [],
+  );
+
+  const traceTableRef = useRef<HTMLDivElement>(null);
+
+  const applyRowTabIndices = useCallback((containerEl: HTMLElement | null) => {
+    if (!containerEl) return;
+    const bodyRows = containerEl.querySelectorAll<HTMLElement>(
+      ".ag-center-cols-container [role='row']",
+    );
+    bodyRows.forEach((row, idx) => {
+      row.setAttribute("tabindex", idx === 0 ? "0" : "-1");
+    });
+  }, []);
+
   const totalRuns = tracesData?.total ?? rows.length;
   const totalPages = Math.max(
     1,
@@ -306,7 +330,10 @@ export function FlowInsightsContent({
             </div>
 
             <Select value={statusFilter} onValueChange={setStatusFilter}>
-              <SelectTrigger className="h-8 w-[130px] [&>span]:truncate">
+              <SelectTrigger
+                className="h-8 w-[130px] [&>span]:truncate"
+                aria-label={t("trace.statusFilterLabel")}
+              >
                 <SelectValue placeholder={t("trace.allStatus")} />
               </SelectTrigger>
               <SelectContent>
@@ -391,7 +418,10 @@ export function FlowInsightsContent({
           </div>
         </div>
 
-        <div className="ag-flush-mode flex-1 overflow-hidden">
+        <div
+          ref={traceTableRef}
+          className="ag-flush-mode flex-1 overflow-hidden"
+        >
           {groupBySession ? (
             renderGroupedSessionContent({
               groupedRows,
@@ -404,6 +434,7 @@ export function FlowInsightsContent({
             <TableComponent
               key="Executions"
               readOnlyEdit
+              aria-label={t("trace.tableAriaLabel")}
               className="h-max-full h-full w-full"
               data-testid="flow-insights-trace-table"
               pagination={false}
@@ -412,6 +443,13 @@ export function FlowInsightsContent({
               rowData={rows}
               headerHeight={rows.length === 0 ? 0 : undefined}
               onCellClicked={handleCellClicked}
+              onCellKeyDown={handleCellKeyDown}
+              onFirstDataRendered={() =>
+                applyRowTabIndices(traceTableRef.current)
+              }
+              onRowDataUpdated={() =>
+                applyRowTabIndices(traceTableRef.current)
+              }
             />
           )}
         </div>

src/frontend/src/pages/FlowPage/components/TraceComponent/__tests__/FlowInsightsContent.a11y.test.ts

@@ -0,0 +1,73 @@
+// Unit tests for the applyRowTabIndices logic used in FlowInsightsContent.
+// The fix: after AG Grid renders rows, we set tabindex="0" on the first row
+// and tabindex="-1" on all others so that the IBM accessibility checker finds
+// a tabbable descendant inside role="rowgroup".
+
+function applyRowTabIndices(containerEl: HTMLElement | null): void {
+  if (!containerEl) return;
+  const bodyRows = containerEl.querySelectorAll<HTMLElement>(
+    ".ag-center-cols-container [role='row']",
+  );
+  bodyRows.forEach((row, idx) => {
+    row.setAttribute("tabindex", idx === 0 ? "0" : "-1");
+  });
+}
+
+function makeGrid(rowCount: number): HTMLElement {
+  const container = document.createElement("div");
+  const colsContainer = document.createElement("div");
+  colsContainer.className = "ag-center-cols-container";
+
+  for (let i = 0; i < rowCount; i++) {
+    const row = document.createElement("div");
+    row.setAttribute("role", "row");
+    colsContainer.appendChild(row);
+  }
+
+  container.appendChild(colsContainer);
+  return container;
+}
+
+describe("applyRowTabIndices — rowgroup tabbable fix", () => {
+  it("sets tabindex=0 on the first row and -1 on all others", () => {
+    const container = makeGrid(3);
+    applyRowTabIndices(container);
+
+    const rows = container.querySelectorAll<HTMLElement>("[role='row']");
+    expect(rows[0].getAttribute("tabindex")).toBe("0");
+    expect(rows[1].getAttribute("tabindex")).toBe("-1");
+    expect(rows[2].getAttribute("tabindex")).toBe("-1");
+  });
+
+  it("handles a single row — that row gets tabindex=0", () => {
+    const container = makeGrid(1);
+    applyRowTabIndices(container);
+
+    const rows = container.querySelectorAll<HTMLElement>("[role='row']");
+    expect(rows[0].getAttribute("tabindex")).toBe("0");
+  });
+
+  it("does nothing when containerEl is null", () => {
+    expect(() => applyRowTabIndices(null)).not.toThrow();
+  });
+
+  it("does nothing when there are no rows", () => {
+    const container = makeGrid(0);
+    applyRowTabIndices(container);
+
+    const rows = container.querySelectorAll("[role='row']");
+    expect(rows.length).toBe(0);
+  });
+
+  it("overwrites any existing tabindex on rows", () => {
+    const container = makeGrid(2);
+    const rows = container.querySelectorAll<HTMLElement>("[role='row']");
+    rows[0].setAttribute("tabindex", "5");
+    rows[1].setAttribute("tabindex", "5");
+
+    applyRowTabIndices(container);
+
+    expect(rows[0].getAttribute("tabindex")).toBe("0");
+    expect(rows[1].getAttribute("tabindex")).toBe("-1");
+  });
+});