Matt Robson contributed to the bazelbuild/rules_apple and bazelbuild/rules_swift repositories by delivering targeted enhancements in build system configuration and documentation. He improved the discoverability of mixed-language framework options by updating Markdown documentation and refined default simulator settings to maintain compatibility with Xcode 15 and iOS 17, using Starlark and Bzl for configuration. In rules_swift, Matt clarified the SWIFT_FEATURE_SUPPRESS_WARNINGS flag documentation, aligning code semantics with developer guidance to reduce misconfiguration risks. His work focused on maintainability and onboarding, emphasizing precise commit messaging and in-repo documentation. Over two months, he delivered three features with a focus on clarity and future-proofing.