feat: Adds playbook client

Sources/ConfigurationClient/Resources/hpa.toml

@@ -15,6 +15,7 @@ useVaultArgs = true
 #[playbook]
 #directory = '/path/to/local/playbook-directory'
 #inventory = '/path/to/local/inventory.ini'
+#version = 'main'
 
 # These are to declare where your template files are either on your local system or
 # a remote git repository.