Fix cosmic module to ensure debug flag works

modules/cosmic/cosmic.nu

@@ -1,9 +1,10 @@
 #!/usr/bin/env nu
 
 def main [config: string]: nothing -> nothing {
-  let config = $config | from json
-  let debug = $config.debug? | default false | if $in { 1 } else { 0 }
-  let bin_dir = $config.debug? | default false | if $in { "debug" } else { "release" }
+  let config = $config | from json | default false debug
+  print $config
+  let debug = $config.debug | if $in { 1 } else { 0 }
+  let bin_dir = $config.debug | if $in { "debug" } else { "release" }
 
   try {
     echo "deb http://deb.debian.org/debian bookworm-backports main contrib non-free-firmware" | save --append /etc/apt/sources.list