Add Merge Multiple Text Files function #78

	name: Update Changelog

	on:
	push:
	branches:
	- master

	jobs:
	update-changelog:
	runs-on: ubuntu-latest

	env:
	version:

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Get the current version
	id: current-version
	run: echo "version=$(python setup.py --version)" >> $GITHUB_ENV

	- name: Check if the commit message matches the release pattern
	run: \|
	if [[ $(git log -1 --pretty=%B) != "Update changelog for v${{ env.version }}" ]]; then
	echo "Commit message does not match the release pattern."
	exit 1
	fi

	- name: Update changelog
	if: contains(github.event.head_commit.message, 'Update changelog for v${{ env.version }}')
	run: \|
	PREVIOUS_VERSION=$(git tag -l --sort=-creatordate \| head -n 1)
	CHANGES=$(git log --pretty=format:"- %s (%h)" $PREVIOUS_VERSION..)
	echo "# v${{ env.version }}" >> CHANGELOG.md
	echo "## Changes" >> CHANGELOG.md
	echo "$CHANGES" >> CHANGELOG.md
	git config user.email "musfiqur.rahaman@northsouth.edu"
	git config user.name "Md. Musfiqur Rahaman"
	git commit -am "Update CHANGELOG.md with latest version by GitHub Action"
	git push

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