feat: initialise barebones server (#248)

- manage incus servers init

Reviewed-on: https://git.query.consul/unkinben/puppet-prod/pulls/248

modules/incus/lib/facter/incus.rb

@@ -13,6 +13,6 @@ Facter.add(:incus) do
     next {} if incus_output.empty? # Return an empty fact if there's no output
 
     # Parse the output as YAML and return it
-    YAML.safe_load(incus_output)
+    YAML.safe_load(incus_output, permitted_classes: [Symbol, Time, Date])
   end
 end