[readme] feat: added packer role

readme.md

@@ -2,7 +2,7 @@
 Packer is a tool that can create Virtual Machine templates from code.  
 This repository hosts the code for a customized templates used in Siempie's home environment using the Proxmox Hypervisor.  
 
-# Template
+# Inside the Template
 Inside the template packer does:
  - Install updates
  - Install tools; curl, qemu-guest agent, sudo and wget.  
@@ -20,8 +20,15 @@ More info: https://developer.hashicorp.com/packer/docs/intro
 |----|---------|-------|--------|
 | Ubuntu 24 | ubuntu.template.siempie.internal | 999 | scripts/ubuntu24.sh |
 
+# Create packer user and role on Proxmox
+```
+pveum role add packer -privs "Datastore.AllocateSpace Datastore.Audit Pool.Allocate Sys.Audit Sys.Console Sys.Modify VM.Allocate VM.Audit VM.Clone VM.Config.CDROM VM.Config.Cloudinit VM.Config.CPU VM.Config.Disk VM.Config.HWType VM.Config.Memory VM.Config.Network VM.Config.Options VM.Migrate VM.Monitor VM.PowerMgmt SDN.Use"
+pveum user add packer@pve --password <super-secure>
+pveum aclmod / -user packer@pve -role packer
+```
+
 # Install packer
-Install packer on your system:  
+Install packer on your system (or dedicated pxc container):  
 https://developer.hashicorp.com/packer/tutorials/docker-get-started/get-started-install-cli
 
 # Variables