Verify a stream ticket, returning its claims or undefined (fail closed).
JOSE verifies the signature and registered claims; then every domain claim
is validated: channel
known, runId present if and only if the run channel (and when present
path-safe), actorId non-empty, and role a recognized APPROVAL_ROLE. Any
failure returns undefined.
Verify a stream ticket, returning its claims or
undefined(fail closed). JOSE verifies the signature and registered claims; then every domain claim is validated:channelknown,runIdpresent if and only if the run channel (and when present path-safe),actorIdnon-empty, androlea recognized APPROVAL_ROLE. Any failure returnsundefined.