Supply a passphrase to unlock the FileBackend keychain fallback.
Called from the KeychainFallbackPrompt when the OS keychain is unavailable.
The backend stub is wired in task 18; full FileBackend unlock lands in the
same commit via keychain_fallback_unlock in profiles_cmd.rs.
Supply a passphrase to unlock the FileBackend keychain fallback.
Called from the KeychainFallbackPrompt when the OS keychain is unavailable. The backend stub is wired in task 18; full FileBackend unlock lands in the same commit via
keychain_fallback_unlockinprofiles_cmd.rs.