C++: introduce automatic installation of dependencies in the autobuilder #3468

	name: Update dependencies
	on:
	pull_request_target:
	types: [opened, synchronize, reopened, ready_for_review, labeled]

	jobs:
	update:
	name: Update dependencies
	timeout-minutes: 45
	runs-on: macos-latest
	if: contains(github.event.pull_request.labels.*.name, 'Update dependencies') && (github.event.pull_request.head.repo.full_name == 'github/codeql-action')
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Remove PR label
	env:
	GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
	REPOSITORY: '${{ github.repository }}'
	PR_NUMBER: '${{ github.event.pull_request.number }}'
	run: \|
	gh api "repos/$REPOSITORY/issues/$PR_NUMBER/labels/Update%20dependencies" -X DELETE

	- name: Push updated dependencies
	env:
	BRANCH: '${{ github.head_ref }}'
	GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
	run: \|
	git fetch origin "$BRANCH" --depth=1
	git checkout "origin/$BRANCH"
	.github/workflows/script/update-node-modules.sh update
	if [ ! -z "$(git status --porcelain)" ]; then
	git config --global user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git config --global user.name "github-actions[bot]"
	git add node_modules
	git commit -am "Update checked-in dependencies"
	git push origin "HEAD:$BRANCH"
	echo "Pushed a commit to update the checked-in dependencies." \
	"Please mark the PR as ready for review to trigger PR checks." \|
	gh pr comment --body-file - --repo github/codeql-action "${{ github.event.pull_request.number }}"
	gh pr ready --undo --repo github/codeql-action "${{ github.event.pull_request.number }}"
	fi

Provide feedback