Merge pull request #159 from tisma95/patch-1 #17

	name: Release on push to main

	on:
	push:
	branches: [ main, master ]

	jobs:
	release:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- name: get bootstrap file
	run: wget https://raw.githubusercontent.com/progit/progit2-pub/master/bootstrap.sh
	- name: run bootstrap
	run: sh bootstrap.sh
	- name: Compute tag name
	id: compute-tag
	run: \|
	echo Computing next tag number
	LASTPATCH=$(git describe --tags \| cut -d- -f1 \| cut -d. -f3)
	PATCH=$(($LASTPATCH+1))
	echo "::set-output name=tagname::2.1.${PATCH}"
	echo "::set-output name=branch::${GITHUB_REF#refs/heads/}"

	- name: Set up Ruby
	uses: ruby/setup-ruby@v1
	with:
	ruby-version: 2.7
	bundler-cache: true # runs 'bundle install' and caches installed gems automatically

	- name: Build release assets
	run: bundle exec rake book:build_action

	- name: Create release
	uses: ncipollo/release-action@v1
	with:
	token: ${{ secrets.GITHUB_TOKEN }}
	tag: ${{ steps.compute-tag.outputs.tagname }}
	commit: ${{ steps.compute-tag.outputs.branch }}
	artifacts: './progit.epub,./progit.mobi,./progit.pdf,./progit.html'

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