Adapt an imported Roster to a ShareList against the embedded
registry, keeping only resolved, registry-known ids. Pair with
encodeShareToken (inside a try/catch) to turn a parsed list into a
share link; see rosterToShareListImpl for the partial-mapping contract.
Adapt an imported Roster to a ShareList against the embedded registry, keeping only resolved, registry-known ids. Pair with encodeShareToken (inside a try/catch) to turn a parsed list into a share link; see rosterToShareListImpl for the partial-mapping contract.