feat(webui): add gpu driver restart action

audit/internal/webui/server_test.go

@@ -378,6 +378,22 @@ func TestTasksPageRendersLogModalAndPaginationControls(t *testing.T) {
 	}
 }
 
+func TestToolsPageRendersRestartGPUDriversButton(t *testing.T) {
+	handler := NewHandler(HandlerOptions{})
+	rec := httptest.NewRecorder()
+	handler.ServeHTTP(rec, httptest.NewRequest(http.MethodGet, "/tools", nil))
+	if rec.Code != http.StatusOK {
+		t.Fatalf("status=%d", rec.Code)
+	}
+	body := rec.Body.String()
+	if !strings.Contains(body, `Restart GPU Drivers`) {
+		t.Fatalf("tools page missing restart gpu drivers button: %s", body)
+	}
+	if !strings.Contains(body, `svcAction('bee-nvidia', 'restart')`) {
+		t.Fatalf("tools page missing bee-nvidia restart action: %s", body)
+	}
+}
+
 func TestViewerRendersLatestSnapshot(t *testing.T) {
 	dir := t.TempDir()
 	path := filepath.Join(dir, "audit.json")