feat(k8s): add labels to dancefetcher CronJob deployment

Adds metadata labels for the dancefetcher CronJob to enhance 
identification and organization within Kubernetes. This change 
improves clarity and alignment with best practices for 
Kubernetes resource management.

k8s/deploy.yaml

@@ -1,6 +1,8 @@
 apiVersion: batch/v1
 kind: CronJob
 metadata:
+  labels:
+    app.kubernetes.io/name: dancefetcher
   name: dancefetcher
 spec:
   schedule: '0 0 * * *'