Function buildGroupParticipants

buildGroupParticipants(
    registry: Registry,
    owner: OwnerRecord,
    participants: XIDDocument[],
): GroupParticipant[]
Build GroupParticipant[] from XIDDocuments using registry lookups.

Port of build_group_participants() from cmd/dkg/common.rs lines 122-131.
Parameters
- registry: Registry
- owner: OwnerRecord
- participants: XIDDocument[]
Returns GroupParticipant[]
- Defined in cmd/dkg/common.ts:174