feat: add/remove capabilities for packages

- add deepmerge lookup_options
- add packages to remove and packages to add to profiles::packages::base class

site/profiles/manifests/packages/base.pp

@@ -1,21 +1,21 @@
 # This class manages the installation of packages for the base profile
 #
 # Parameters:
-# - $packages: An array of package names to be installed (optional)
-# - $ensure: Enum of present, absent, latest or installed (optional)
-#
-# Example usage:
-# class { 'profiles::base::packages':
-#   packages => ['package1', 'package2', 'package3'],
+# - $add: An array of package names to be installed
+# - $remove: An array of package names to be removed
 #
 class profiles::packages::base (
-  Array     $packages = lookup('profiles::packages::base', Array, 'first', []),
-  Enum[
-    'present',
-    'absent',
-    'latest',
-    'installed'
-    ]       $ensure = 'installed',
-){
-  ensure_packages($packages, {'ensure' => $ensure})
+  Array $add    = [],
+  Array $remove = [],
+) {
+
+  # Ensure packages to add are installed
+  ensure_packages($add, {'ensure' => 'present'})
+
+  # Ensure packages to remove are absent
+  $remove.each |String $package| {
+    package { $package:
+      ensure => 'absent',
+    }
+  }
 }