feat(kubernetes): add initial setup for ArgoCD, Cert-Manager, MetalLB, and Traefik

Signed-off-by: Tuan-Dat Tran <tuan-dat.tran@tudattr.dev>

roles/kubernetes_argocd/files/argocd-cmd-params-cm.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: argocd-cmd-params-cm
+  labels:
+    app.kubernetes.io/name: argocd-cmd-params-cm
+    app.kubernetes.io/part-of: argocd
+data:
+  redis.server: "argocd-redis-ha-haproxy:6379"
+  server.insecure: "true"