Fix task order;Add default hostname value

ansible/roles/firstboot/files/ansible_payload/roles/metacluster/tasks/main.yml

@@ -13,6 +13,17 @@
         INSTALL_K3S_EXEC: 'server --cluster-init --disable local-storage'
       when: ansible_facts.services['k3s.service'] is undefined
 
+    - name: Ensure API availability
+      ansible.utils.cli_parse:
+        command: curl -k https://{{ vapp['guestinfo.ipaddress'] }}:6443/livez?verbose
+        parser:
+          name: ansible.utils.json
+        set_fact: api_readycheck
+      ignore_errors: yes
+      until: api_readycheck.apiVersion is defined
+      retries: 3
+      delay: 30
+
     - name: Initialize tempfile
       ansible.builtin.tempfile:
         state: file
@@ -57,17 +68,6 @@
     - name: Trigger handlers
       ansible.builtin.meta: flush_handlers
 
-    - name: Ensure API availability
-      ansible.utils.cli_parse:
-        command: curl -k https://{{ vapp['guestinfo.ipaddress'] }}:6443/livez?verbose
-        parser:
-          name: ansible.utils.json
-        set_fact: api_readycheck
-      ignore_errors: yes
-      until: api_readycheck.apiVersion is defined
-      retries: 3
-      delay: 30
-
 - name: Install kubectl tab-completion
   ansible.builtin.shell:
     cmd: kubectl completion bash | tee /etc/bash_completion.d/kubectl