Update backup.yml #13

	name: Backup main branch

	on:
	push:
	branches: [main]

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

	- name: Backup main branch as tar.gz
	run: \|
	git archive --format=tar.gz --output=main_backup_$(date +"%Y%m%d%H%M%S").tar.gz main
	mkdir -p backups
	mv main_backup_*.tar.gz backups/
	shell: bash

	- name: Push main branch backup to backup branch
	run: \|
	git config --local user.email "[email protected]"
	git config --local user.name "mgz0227"

	git remote add backup_origin https://github.com/mgz0227/legado-Harmony.git
	git fetch backup_origin

	git checkout -b backup_branch backup_origin/backup \|\| git checkout -b backup_branch

	mv backups/main_backup_*.tar.gz ./
	git add main_backup_*.tar.gz
	git commit -m "Backup main branch at $(date)"
	git push backup_origin backup_branch

	git checkout main
	shell: bash

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