Fix issue when format missing in prometheusmetric widget config

docs/widgets/services/index.md

@@ -8,7 +8,7 @@ search:
 You can also find a list of all available service widgets in the sidebar navigation.
 
 - [Adguard Home](adguard-home.md)
-- [ArgoCD](atsumeru.md)
+- [ArgoCD](argocd.md)
 - [Atsumeru](atsumeru.md)
 - [Audiobookshelf](audiobookshelf.md)
 - [Authentik](authentik.md)

src/widgets/prometheusmetric/component.jsx

@@ -5,6 +5,7 @@ import Block from "components/services/widget/block";
 import useWidgetAPI from "utils/proxy/use-widget-api";
 
 function formatValue(t, metric, rawValue) {
+  if (!metric?.format) return rawValue;
   if (!rawValue) return "-";
 
   let value = rawValue;