feat(cluster): implement cloudflare-ddns cronjob in networking namespace

Signed-off-by: Devin Buhl <devin@buhl.casa>

tmpl/cluster/cloudflare-ddns-secret.sops.yaml

@@ -0,0 +1,11 @@
+# yamllint disable
+apiVersion: v1
+kind: Secret
+metadata:
+  name: cloudflare-ddns
+  namespace: networking
+type: Opaque
+stringData:
+    CLOUDFLARE_EMAIL: ${BOOTSTRAP_CLOUDFLARE_EMAIL}
+    CLOUDFLARE_APIKEY: ${BOOTSTRAP_CLOUDFLARE_APIKEY}
+    CLOUDFLARE_RECORD_NAME: ipv4.${BOOTSTRAP_CLOUDFLARE_DOMAIN}