allyourcodebase/SDL3

AI Summary: Add support for Xbox to the Zig-based SDL3 port. This involves replicating the relevant SDL configuration from the upstream SDL project, managing dependencies through the Zig build system, ensuring cross-compilation compatibility, and updating the CI pipeline to include Xbox testing. Reference materials are provided in the issue description.

AI Summary: The task is to add macOS support to the Zig-based SDL3 port. This involves replicating the upstream SDL macOS configuration in the Zig build system, potentially managing dependencies, ensuring cross-compilation compatibility, and updating the CI pipeline.