[ci skip] add qemu-guest-agent to VM templates and enable agent by default

modules/create-template-vm/cloud_init.yaml

@@ -26,6 +26,7 @@ packages:
   - gpg
   - isc-dhcp-client
   - cloud-guest-utils # to enable resizing of disk via growpart
+  - qemu-guest-agent
   - nginx
   # docker
   - docker-ce

modules/create-vm/main.tf

@@ -36,7 +36,7 @@ variable "ipconfig0" {
 }
 variable "agent" {
   type    = number
-  default = 0
+  default = 1
 }
 
 resource "proxmox_vm_qemu" "cloudinit-vm" {