- Updated Rust toolchain checks to use a prefix-aware grep pattern when validating installed components.
- Simplified the Zig installer action to extract into ~/.local and add the archive directory directly to PATH.
- Adjusted runner checks to parse sccache and gh version output via positional shell fields for stability.
- Added composite GitHub actions to ensure rust toolchains and cargo helpers.
- Added a kata-native build action with variant checks and platform artifact uploads.
- Reworked CI matrices to split native cross-platform jobs and gate releases accordingly.
- Updated runner bootstrap and image to preinstall pinned build tools for CI consistency.
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