plugins/LeafMetric: Simplify code with new Graph::dfs method variant #574

	name: archlinux-build
	on: [push, pull_request]
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true
	jobs:
	archlinux:
	name: Talipot build on ArchLinux
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Talipot code
	uses: actions/checkout@v4
	- name: Get current date
	id: get-current-date
	run: \|
	echo "date=$(date -u "+%Y-%m-%d-%H-%m-%S")" >> $GITHUB_OUTPUT
	shell: bash
	- name: Cache files
	uses: actions/cache@v4
	with:
	path: ~/ccache
	key: archlinux-ccache-${{ steps.get-current-date.outputs.date }}
	restore-keys: \|
	archlinux-ccache-
	save-always: true
	- name: Pull archlinux docker image
	run: docker pull archlinux
	- name: Create ccache docker volume
	run: docker create
	-v ~/ccache:/ccache
	--name ccache
	archlinux
	- name: Build Talipot on ArchLinux
	uses: addnab/docker-run-action@v3
	with:
	image: archlinux
	shell: bash
	options: -e CCACHE_DIR=/ccache
	--volumes-from ccache
	-v ${{ github.workspace }}:/talipot:rw
	run: \|
	pacman --noconfirm -Syuu

	pacman --noconfirm -S \
	cmake \
	ccache \
	base-devel \
	git \
	gcc \
	qhull \
	yajl \
	graphviz \
	python \
	cppunit \
	binutils \
	zstd \
	libgit2 \
	qt6-base \
	qt6-webengine \
	quazip-qt6 \
	glew \
	glu \
	freetype2 \
	fribidi \
	fontconfig \
	python-sphinx \
	sip \
	xorg-server-xvfb

	mkdir /talipot_build
	cd /talipot_build

	cmake -DCMAKE_BUILD_TYPE=Release \
	-DCMAKE_INSTALL_PREFIX=$PWD/install \
	-DTALIPOT_USE_CCACHE=ON \
	-DTALIPOT_USE_QT6=ON \
	-DTALIPOT_BUILD_TESTS=ON \
	../talipot

	make -j4 install
	xvfb-run make -j4 tests
	xvfb-run ./install/bin/talipot \
	--check-application-starts \
	--debug-plugins-load

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