feat(monitoring): add VictoriaMetrics trial stack

templates/ingressroute-udp.yaml

@@ -0,0 +1,19 @@
+# Exhaustive Traefik IngressRouteUDP reference (traefik.io/v1alpha1).
+# Routes UDP datagrams (DNS, STUN/TURN, syslog...). No match rules exist -
+# UDP has no hostname/SNI to route on, so one route per entrypoint simply
+# forwards everything it receives.
+apiVersion: traefik.io/v1alpha1
+kind: IngressRouteUDP
+metadata:
+  name: app-stun
+  namespace: example
+  labels:
+    app: app
+spec:
+  entryPoints:
+    - stun
+  services:
+    - name: app-service
+      port: 3478
+      # weight: share of datagrams when several backends are listed.
+      weight: 1