Add new workflow #13

	name: Convert lilypond files

	on:
	push:

	env:
	LILYPOND_VERSION: 2.18.2

	jobs:
	create-files:
	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v2

	- name: Download shell script
	run: wget https://lilypond.org/downloads/binaries/linux-64/lilypond-2.18.2-1.linux-64.sh

	- name: Make shell script executable
	run: chmod +x lilypond-2.18.2-1.linux-64.sh

	- name: Call shell script
	run: ./lilypond-2.18.2-1.linux-64.sh

	- name: Convert files (lilypond 2.18.2)
	run: \|
	./convert-songs-2.18.2.sh

	- name: Save artifacts
	uses: actions/upload-artifact@v2
	with:
	name: converted_songs
	path: converted_songs

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