kernels: use `Metadata` from `kernels-data` (#499) #978

	name: "Build and test kernel (macOS)"
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	types: [opened, synchronize, reopened] # trigger on PRs
	paths-ignore:
	- "docs/**"
	- "*.md"
	workflow_dispatch:

	jobs:
	build:
	name: Build kernel
	runs-on: macos-26
	steps:
	- name: "Select Xcode"
	run: sudo xcrun xcode-select -s /Applications/Xcode_26.0.app
	- name: "Install Metal Toolchain"
	run: xcodebuild -downloadComponent metalToolchain
	- uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
	- uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31.10.4
	- uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
	with:
	name: huggingface
	#authToken: "${{ secrets.CACHIX_AUTH_TOKEN }}"
	# For now we only test that there are no regressions in building macOS
	# kernels. Also run tests once we have a macOS runner.
	- name: Build relu kernel
	run: ( cd examples/kernels/relu && nix build .\#redistributable.torch210-metal-aarch64-darwin -L )

	- name: Build relu metal cpp kernel
	run: ( cd examples/kernels/relu-metal-cpp && nix build .\#redistributable.torch210-metal-aarch64-darwin -L )

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