Rewrite README with tested examples, config reference table, unlock
method matrix, NixOS-specific notes on LD_LIBRARY_PATH for cryptsetup
token plugins, FIDO2 enrollment instructions, and troubleshooting
section. Verify nix build produces working binary with version injection.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Go CLI using cobra with mount, unmount, status, and init subcommands.
Unlocks via udisks2 D-Bus (passphrase/keyfile) or cryptsetup (FIDO2/TPM2)
with ordered method fallback. Includes NixOS-specific LD_LIBRARY_PATH
injection for systemd cryptsetup token plugins.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
