[readme] feat: added script documentation

readme.md

@@ -1,25 +1,24 @@
 # What does this stuff do?
-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.  
+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 packer does:
  - Install updates
  - Install tools; curl, qemu-guest agent, sudo and wget.  
  - Install Ansible user with private key
- - Clean guest (machine-id, logs, apt cache, etc)
+ - Clean guest (machine-id, logs, package cache, etc)
   
 Other information to know:
  - Template hostname: `localhost`
-
  - packer username: `packer`
  - packer password: `packer`
- - Ubuntu 24 Template: VM ID 999  
   
 More info: https://developer.hashicorp.com/packer/docs/intro
 
-| OS | VM Name | VM ID | 
-|----|---------|-------|
-| Ubuntu 24 | ubuntu.template.siempie.internal | 999 |
+| OS | VM Name | VM ID | Script | 
+|----|---------|-------|--------|
+| Ubuntu 24 | ubuntu.template.siempie.internal | 999 | scripts/ubuntu24.sh |
 
 # Install packer
 Install packer on your system:  
@@ -29,12 +28,17 @@ https://developer.hashicorp.com/packer/tutorials/docker-get-started/get-started-
 Copy the `variables.pkrvars.hcl.example` file to `variables.pkrvars.hcl` and change the variables.
 
 # Initialize the project and install the proxmox provider
+This will initialize packer and install the required proxmox plugin.
 ```
 packer init -var-file variables.pkrvars.hcl ubuntu24/packer.pkr.hcl
 ```
 
+# Customization
+Since packer allows either an inline or a script execution there is a script per template.
+See the table above for the specific location per template.
+
 # Usage
-Ubuntu 24
+Ubuntu 24 Template:
 ```
 packer build -force -var-file variables.pkrvars.hcl ubuntu24/packer.pkr.hcl
 ```