Add newly-required config

main.tf

@@ -38,7 +38,7 @@ resource "proxmox_vm_qemu" "membervm_nogui" {
   clone = "memberVM-nogui-template"
 
   agent = 1
-  cpu = "x86-64-v2-AES"
+  cpu_type = "x86-64-v2-AES"
   scsihw = "virtio-scsi-pci"
   boot = "order=scsi0"
   ipconfig0 = "ip=dhcp,ip6=auto"
@@ -68,6 +68,11 @@ resource "proxmox_vm_qemu" "membervm_nogui" {
     tag = 4
   }
 
+  serial {
+    id = 0
+    type = "socket"
+  }
+
   # Always the same, regardless of the template chosen
   os_type = "cloud-init"
   pool = "Member-VMs-Auto"