feat: introduce `Delegate` #357

	name: CI

	on:
	push:
	branches:
	- main
	pull_request:
	branches:
	- main
	merge_group:

	jobs:
	CI:
	runs-on: ubuntu-latest

	env:
	SCCACHE_GHA_ENABLED: "true"
	RUSTC_WRAPPER: "sccache"

	strategy:
	fail-fast: false
	matrix:
	partition: [ "1/10", "2/10", "3/10", "4/10", "5/10", "6/10", "7/10", "8/10", "9/10", "10/10" ]

	steps:
	- name: Check out repository code
	uses: actions/checkout@v4

	- name: Run sccache-cache
	uses: mozilla-actions/sccache-action@v0.0.4

	- name: Install toolchain
	uses: dtolnay/rust-toolchain@nightly
	with:
	targets: thumbv6m-none-eabi,thumbv7m-none-eabi,thumbv7em-none-eabi

	- name: rust cache
	uses: Swatinem/rust-cache@v2
	with:
	key: "${{ matrix.partition }}"

	- uses: taiki-e/install-action@v2
	with:
	tool: cargo-binstall

	- name: "installing prerequisites"
	run: \|
	git config --global init.defaultBranch main
	git config --global user.email "ci@riot-labs.de"
	git config --global user.name "CI"
	cargo binstall --no-confirm --no-symlinks --force --no-discover-github-token laze
	echo "$HOME/.cargo/bin" >> $GITHUB_PATH
	sudo apt-get install ninja-build

	- name: "riot-rs compilation test"
	run: \|
	sccache --start-server \|\| true # work around https://github.com/ninja-build/ninja/issues/2052

	laze build --partition hash:${{ matrix.partition }} --builders microbit-v2,nrf52840dk,rpi-pico,rpi-pico-w -g

	CI-success:
	if: ${{ always() }}
	runs-on: ubuntu-latest
	name: Final Results
	needs: [CI]
	steps:
	- run: \|
	result="${{ needs.CI.result }}"
	if [[ $result == "success" \|\| $result == "skipped" ]]; then
	exit 0
	else
	exit 1
	fi

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