bundles/arch-with-gui: add some backup paths

bundles/arch-with-gui/metadata.py

@@ -1,6 +1,11 @@
 assert node.os == 'arch'
 
 defaults = {
+    'backups': {
+        'paths': {
+            '/etc/netctl',
+        },
+    },
     'pacman': {
         'packages': {
             # fonts
@@ -47,3 +52,21 @@ defaults = {
         },
     },
 }
+
+@metadata_reactor.provides(
+    'backups/paths',
+)
+def backup_every_user_home(metadata):
+    paths = set()
+
+    for user, config in metadata.get('users', {}).items():
+        if config.get('delete', False):
+            continue
+
+        paths.add(config.get('home', f'/home/{user}'))
+
+    return {
+        'backups': {
+            'paths': paths,
+        },
+    }