Merge pull request #7 from tcet-opensource/new-release #4

	name: Release

	on:
	push:
	branches:
	- main
	workflow_dispatch:

	jobs:
	release:
	runs-on: ubuntu-latest

	permissions:
	contents: write
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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

	- name: Set current date as environment variable
	run: echo "DATE=`date +'%Y.%m.%d'`" >>$GITHUB_ENV

	- name: Building TCET Linux set-once Tar file
	run: \|
	cd ..
	touch tcet-linux-set-once.tar.gz
	tar -czf tcet-linux-set-once.tar.gz tcet-linux-set-once/
	touch checksum
	sha256sum tcet-linux-set-once.tar.gz > checksum
	mv checksum tcet-linux-set-once/
	mv tcet-linux-set-once.tar.gz tcet-linux-set-once/

	- name: Checking if release with date tag exist
	run: \|
	tag=${{ env.DATE }}
	if gh release view $tag; then
	echo "RELEASE_EXISTS=true" >> $GITHUB_ENV
	else
	echo "RELEASE_EXISTS=false" >> $GITHUB_ENV
	fi

	- name: Checking if release with latest tag exist
	run: \|
	tag=latest
	if gh release view $tag; then
	echo "LATEST_RELEASE_EXISTS=true" >> $GITHUB_ENV
	else
	echo "LATEST_RELEASE_EXISTS=false" >> $GITHUB_ENV
	fi

	- name: Deleting Dated release
	if: env.RELEASE_EXISTS == 'true'
	run: \|
	gh release delete ${{ env.DATE }}

	- name: Delete Previous Latest release
	if: env.LATEST_RELEASE_EXISTS == 'true'
	run: \|
	gh release delete latest
	- name: Release Tar File
	run: \|
	gh release create ${{ env.DATE }} *tar.gz checksum --title "TCET-Linux set-once"
	- name: Release Tar File with latest
	run: \|
	gh release create latest *tar.gz checksum --latest --title "TCET-Linux set-once"

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