Update mail_domains.txt #18

	name: Verify MX Servers
	on:
	# Triggers the workflow on push or pull request events but only for the "main" branch
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	jobs:
	netcat25:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Run a multi-line script
	run: \|
	newlist=$(mktemp)
	faillist=$(mktemp)
	for _name in $(<mx_servers.txt);do
	echo "Checking ${_name}"
	(echo \| nc -z ${_name} 25 2>/dev/null) && ( echo ${_name} >> ${newlist} ) \|\| ( echo ${_name} >> ${faillist} )
	done
	sort -u ${newlist} > mx_servers.txt
	REMOVED=$(sort -u ${faillist}\|tr '\n' ' ')
	echo "REMOVED=${REMOVED}">>$GITHUB_ENV
	- name: Create commits
	run: \|
	git config user.name 'Pantelis Roditis'
	git config user.email 'proditis@users.noreply.github.com'
	[[ -z $(git status -s) ]] \|\| git commit -am "Modify tracked file during workflow"
	- name: Create Pull Request
	uses: peter-evans/create-pull-request@v5
	with:
	body: "Removed the following domains: ${{ env.REMOVED }}"

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