feat(changelog): WPB-16103 add changelog directory structure and scripts #9

	name: Changelog verification
	on:
	pull_request:
	branches: [master]
	push:
	branches: [master]

	permissions:
	contents: read

	jobs:
	commitlint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: true
	- name: Setup node
	uses: actions/setup-node@v4
	with:
	node-version: lts/*
	- name: Install commitlint
	run: npm install -D @commitlint/cli @commitlint/config-conventional
	- name: Print versions
	run: \|
	git --version
	node --version
	npm --version
	npx commitlint --version

	- name: Validate current commit (last commit) with commitlint
	run: \|
	echo "export default { extends: ['@commitlint/config-conventional'] };" > commitlint.config.js
	npx commitlint -g commitlint.config.js --last --verbose 2>/dev/null

	- name: Check changelog.d changes in PR
	run: \|
	BASE_SHA=${{ github.event.pull_request.base.sha }}
	HEAD_SHA=${{ github.event.pull_request.head.sha }}

	CHANGED_FILES=$(git diff --name-only $BASE_SHA $HEAD_SHA -- changelog.d/ \| grep -vE "^$")

	if [ -z "$CHANGED_FILES" ]; then
	echo "No files changed in changelog.d/"
	exit 1
	fi

	LINE_COUNT=$(git diff --unified=0 $BASE_SHA $HEAD_SHA -- changelog.d/ 2>/dev/null \| grep -E "^\+\|^\-" \| grep -vE "^(\+\+\+\|\-\-\-)" \| wc -l)

	if [ "$LINE_COUNT" -le 1 ]; then
	echo "Changelog.d has one or zero lines changed: $LINE_COUNT lines"
	exit 1
	fi
	done

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