import pathlib,json
import sys
root=pathlib.Path(sys.argv[1])
for side in ['base','head']:
 home=root/side; (home/'userdata').mkdir(parents=True,exist_ok=True); (home/'bin').mkdir(exist_ok=True)
 for name in ['hostnamectl','scutil']:
  p=home/'bin'/name;p.write_text('#!/bin/sh\necho Evidence\n');p.chmod(0o755)
 settings={'providerInstances':{x:{'driver':x,'enabled':x=='cursor'} for x in ['cursor','codex','claudeAgent','grok','muse','pi','opencode','antigravity']}}
 (home/'userdata/settings.json').write_text(json.dumps(settings))