A fresh signing key pair for scheme. Without rng every scheme draws
from the secure generator (keypair). With rng (keypair_using) the
ML-DSA schemes throw General before drawing anything, as the reference
does: their key generation takes no caller-supplied generator. Use
MLDSAPrivateKey.keypair(level, { rng }) for a seeded ML-DSA pair.
A fresh signing key pair for
scheme. Withoutrngevery scheme draws from the secure generator (keypair). Withrng(keypair_using) the ML-DSA schemes throwGeneralbefore drawing anything, as the reference does: their key generation takes no caller-supplied generator. UseMLDSAPrivateKey.keypair(level, { rng })for a seeded ML-DSA pair.