Add snapshot section to readme #10

	name: check-pr-merge
	on:
	pull_request:
	types:
	- opened
	- synchronize
	- reopened
	branches:
	- master
	- "release/*"
	jobs:
	check-merge:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Check if branch is up to date
	env:
	BASE_REF: ${{ github.base_ref }}
	run: \|
	baseRef="origin/${BASE_REF}"
	echo "Targeting '$baseRef'"

	git fetch origin

	res=$(git --no-pager log HEAD..$baseRef --oneline)
	if [[ -z "$res" ]]; then
	echo "Branch is up to date with master"
	else
	echo "Branch is not up to date with master"
	echo "Please rebase your branch"
	echo "$res"
	exit 1
	fi

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