Wrap the DK for one recipient: HPKE single-shot seal (Base mode) with the domain-separation info and the envelope AAD. Mirrors the wrap step of seal_field in sealed_field.rs.
seal_field
Wrap the DK for one recipient: HPKE single-shot seal (Base mode) with the domain-separation info and the envelope AAD. Mirrors the wrap step of
seal_fieldin sealed_field.rs.