Auto-update Syft Version #24

	name: Auto-update Syft Version
	on:
	workflow_dispatch:
	schedule:
	- cron: '0 10 * * 1'
	# pull_request_target:
	# branches: [ main ]
	jobs:
	update-dep:
	runs-on: ubuntu-latest
	permissions:
	contents: write
	pull-requests: write
	steps:
	- uses: actions/checkout@v3
	- name: Check and update Syft version
	id: check-syft
	run: \|
	old_version="$(grep -Po '(?<=SYFT_VERSION )\d+(\.\d+)+' syft_version.cmake)"
	echo "Old version: $old_version"
	echo "old_version=$old_version" >> $GITHUB_OUTPUT

	new_version=$(git -c 'versionsort.suffix=-' \
	ls-remote --exit-code --refs --sort='version:refname' --tags https://github.com/anchore/syft/ 'v..*'\
	\| tail --lines=1\
	\| cut --delimiter='/' --fields=3\
	\| grep -Po '\d+(\.\d+)+')

	echo "New version: $new_version"
	echo "new_version=$new_version" >> $GITHUB_OUTPUT

	if [ "$old_version" != "$new_version" ]; then
	echo "set(SYFT_VERSION $new_version)" > syft_version.cmake
	echo "syft version updated"
	else
	echo "No change in syft version"
	fi

	- name: Create Pull Request
	uses: peter-evans/create-pull-request@v5
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	commit-message: Update syft dependencies
	title: Update Syft version (${{ steps.check-syft.outputs.new_version }})
	body: \|
	- Update Syft version to ${{ steps.check-syft.outputs.new_version }}
	Auto-generated by ${{ github.server_url }}/${{ github.repository }}/runs/${{ github.job }}?check_suite_focus=true
	author: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
	branch: syft-version-update/${{ steps.check-syft.outputs.new_version }}

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