- Pass context.identity through to callMap.call() in call protocol mode
for proper identity propagation in nested operation calls
- Add identity propagation test coverage for both with-identity and
without-identity scenarios
- Add test for parentRequestId propagation through callMap
- Add test for PendingRequestMap as callMap integration
- Add test for pre-built ResponseEnvelope pass-through in direct mode
- Add test for Value.Cast normalization via execute in direct mode
- Add test for empty registry, namespace grouping, and local source
metadata verification
- All 216 tests passing, build and lint clean