Merge pull request #105 from IntersectMBO/rename_var_dir
fix(ca_utils): include username in default workdir path
fix(ca_utils): include username in default workdir path
The default working directory is now set to `/var/tmp/cardonnay-of-{username}` instead of `/var/tmp/cardonnay`. This ensures user-specific isolation of temporary files and prevents conflicts when multiple users run the application on the same system.
fix(cli_create): remove existing env var file before writing new one