Update backup.yml #9

	name: Backup Main Branch

	on:
	push:
	branches: [ main ]

	jobs:
	backup:
	name: Backup Main Branch
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Main Branch
	uses: actions/checkout@v2
	with:
	ref: main

	- name: Get Current Datetime
	id: datetime
	run: echo "::set-output name=datetime::$(date '+%Y-%m-%d_%H-%M-%S')"

	- name: Archive Main Branch Code
	run: \|
	BACKUP_DATETIME=$(echo "${{ steps.datetime.outputs.datetime }}")
	git archive --format=tar.gz --output=main_backup_${BACKUP_DATETIME}.tar.gz HEAD

	- name: Configure Git
	run: \|
	git config --global user.email "actions@github.com"
	git config --global user.name "GitHub Actions"

	- name: Add Backup Branch
	run: \|
	git checkout -b backup \|\| git checkout backup
	mkdir -p backups
	BACKUP_DATETIME=$(echo "${{ steps.datetime.outputs.datetime }}")
	mv main_backup_${BACKUP_DATETIME}.tar.gz backups/
	git add -A
	git commit -m "Auto backup main branch code"
	git push origin backup
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

	- name: Switch Back to Main Branch
	run: git checkout main

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