perf: replace `static ref` & `format!` with `const` & `concat!` #12

	name: Continuous Integration (Nix)

	on:
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:
	push:
	branches:
	- main
	- ci
	pull_request:
	merge_group:

	# ensure that the workflow is only triggered once per PR, subsequent pushes to the PR will cancel
	# and restart the workflow. See https://docs.github.com/en/actions/using-jobs/using-concurrency
	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	jobs:
	nix:
	runs-on: ubuntu-latest
	steps:
	- name: Get more space
	run: \|
	sudo rm -rf /usr/share/dotnet
	sudo rm -rf /opt/ghc
	sudo rm -rf "/usr/local/share/boost"
	sudo rm -rf "$AGENT_TOOLSDIRECTORY"
	- uses: actions/checkout@v4
	- run: \|
	sudo apt-get update -y
	sudo apt-get install -y qemu-kvm
	- uses: cachix/install-nix-action@v27
	with:
	nix_path: nixpkgs=channel:nixos-unstable
	- uses: DeterminateSystems/magic-nix-cache-action@v2
	# Build and test tracexec
	# Also builds kernels
	- run: nix build
	# Run Userspace<->Kernel CI
	- run: nix run '.#ukci'

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