Mints a biscuit carrying an access model, its authority block signed with the AS's Ed25519 root key.
the token model gnap_access validates
gnap_access
{ privateKey }, an Ed25519 node KeyObject
{ privateKey }
{ value, format, jti }, or a refusal
{ value, format, jti }
Mints a biscuit carrying an access model, its authority block signed with the AS's Ed25519 root key.