During May 2026, this developer focused on enhancing the swiftlang/swift-package-manager repository by introducing a regression test to ensure deterministic Swift SDK bundle selection in multi-triple scenarios. Using Swift and leveraging an InMemoryFileSystem-based test harness, they simulated a single artifact ID mapped to multiple architectures and API levels, validating that resource paths remain consistent across combinations. No production code was altered, but the new test anchors both low-level and high-level bundle selection logic, reducing the risk of non-deterministic resource resolution. This work improves test coverage, stabilizes multi-arch Android SDK packaging, and increases CI reliability for downstream consumers.