Allow specifying --bootable without an argument

diff --git a/mkosi/config.py b/mkosi/config.py
index 5bafdacfde67c8eee0c8fd072f55eb682009acc9..939c365a72283442be9e176b4d6aa023f2d77073 100644 (file)
--- a/mkosi/config.py
+++ b/mkosi/config.py
@@ -1432,6 +1432,7 @@ class MkosiConfigParser:
             "--bootable",
             metavar="FEATURE",
             help="Generate ESP partition with systemd-boot and UKIs for installed kernels",
+            nargs="?",
             action=action,
         )
         group.add_argument("--password", help="Set the root password", action=action)