Refactor cluster registration

ansible/roles/firstboot/files/ansible_payload/bootstrap/templates/applicationset.j2

@@ -24,5 +24,5 @@ spec:
         targetRevision: HEAD
         path: {% raw %}'{{ path }}'{% endraw +%}
       destination:
-        server: {{ _template.cluster.name }}
+        server: {{ _template.cluster.url }}
         namespace: default

ansible/roles/firstboot/files/ansible_payload/bootstrap/templates/cluster.j2

@@ -11,8 +11,10 @@ stringData:
   server: {{ _template.cluster.url }}
   config: |
     {
-      "bearerToken": "{{ _template.cluster.token }}",
       "tlsClientConfig": {
-        "insecure": true
+        "insecure": false,
+        "caData": "{{ _template.kubeconfig.ca }}",
+        "certData": "{{ _template.kubeconfig.certificate }}",
+        "keyData": "{{ _template.kubeconfig.key }}"
       }
     }