Add preflight retries;Housekeeping;Upload&Import images;Fix var reference;Improve UX

ansible/roles/firstboot/files/ansible_payload/common/roles/metacluster/tasks/assets.yml

@@ -0,0 +1,12 @@
+- name: Import container images
+  ansible.builtin.command:
+    cmd: k3s ctr image import {{ item }} --digests
+    chdir: /opt/metacluster/container-images
+  register: import_result
+  loop: "{{ query('ansible.builtin.fileglob', '/opt/metacluster/container-images/*.tar') | sort }}"
+  loop_control:
+    label: "{{ item | basename }}"
+  # Probably should add a task before that ensures K3s node is fully initialized before starting imports; currently K3s goes away briefly during this loop
+  retries: "{{ playbook.retries }}"
+  delay: "{{ playbook.delays.short }}"
+  until: import_result is not failed

ansible/roles/firstboot/files/ansible_payload/common/roles/preflight/tasks/vcenter.yml

@@ -4,6 +4,9 @@
       community.vmware.vmware_vcenter_settings_info:
         schema: vsphere
       register: vcenter_info
+      retries: "{{ playbook.retries }}"
+      delay: "{{ playbook.delays.short }}"
+      until: vcenter_info is not failed
 
   module_defaults:
     group/vmware: