feat: add queue summary widget and layout fixes

convex/dashboards.ts

@@ -13,6 +13,7 @@ const WIDGET_TYPES = [
   "radar",
   "gauge",
   "table",
+  "queue-summary",
   "text",
 ] as const
 
@@ -145,6 +146,12 @@ function normalizeWidgetConfig(type: WidgetType, config: unknown) {
         ],
         options: { downloadCSV: true },
       }
+    case "queue-summary":
+      return {
+        type: "queue-summary",
+        title: "Resumo por fila",
+        dataSource: { metricKey: "queues.summary_cards" },
+      }
     case "text":
     default:
       return {