fix non-clickable links #275

	# This is a basic workflow to help you get started with Actions

	name: Build and deploy jekyll website

	# Controls when the action will run. Triggers the workflow on push or pull request
	# events but only for the master branch
	on: [push]

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- name: Setup build environment
	run: \|
	sudo gem install jekyll bundler

	- name: Check out repository
	uses: actions/checkout@v3

	- name: Build website
	run: \|
	sudo bundle install
	bundle exec jekyll --version
	bundle exec jekyll build
	echo "Convert iCalendar file line endings to CRLF"
	cp _site/techaachen-calendar.ics _site/techaachen-calendar.ics.in
	sed $'s/$/\r/' _site/techaachen-calendar.ics.in > _site/techaachen-calendar.ics
	rm _site/techaachen-calendar.ics.in

	- name: Upload to preview.techaachen.de
	env:
	UPLOAD_AUTH: ${{ secrets.UPLOAD_AUTH }}
	run: \|
	export BRANCH=$(echo $GITHUB_REF \| rev \| cut -d/ -f1 \| rev)
	echo $BRANCH
	cd _site
	find * -type f -print \| xargs -I@ curl -I --fail -X PUT --upload-file "@" "https://preview.techaachen.de/$BRANCH/@" --user $UPLOAD_AUTH

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