Add a citation template #45

	name: CI

	on: [push, pull_request]

	jobs:
	ubuntu2204:
	name: "Ubuntu 22.04"
	runs-on: ubuntu-22.04
	if: "!contains(github.event.head_commit.message, '[skip ci]')"
	steps:
	- uses: actions/checkout@v2
	- name: dependencies
	run: \|
	sudo apt-get update
	sudo apt-get install g++ libz-dev libboost-dev libwxgtk3.0-gtk3-dev swig libxy-dev liblua5.3-dev lua5.3
	curl -LsS -o tests/catch.hpp https://github.com/philsquared/Catch/releases/download/v1.10.0/catch.hpp
	- name: build
	run: \|
	g++ --version
	autoreconf -i
	./configure LUA=/usr/bin/lua5.3 LUA_INCLUDE=-I/usr/include/lua5.3 LUA_LIB=-llua5.3
	make -j2
	sudo make install
	- name: test
	run: \|
	make -j2 check
	export LD_LIBRARY_PATH=/usr/local/lib
	cfityk --version

	clang39:
	name: "Ubuntu 18.04, Clang"
	runs-on: ubuntu-18.04
	if: "!contains(github.event.head_commit.message, '[skip ci]')"
	env:
	CC: clang
	CXX: clang++
	steps:
	- uses: actions/checkout@v2
	- name: dependencies
	run: \|
	sudo apt-get install clang cmake libz-dev libboost-dev liblua5.2-dev lua5.2
	- name: build
	run: \|
	$CXX --version
	cmake --version
	cmake . -DDOWNLOAD_XYLIB=ON -DDOWNLOAD_LUA=OFF -DDOWNLOAD_ZLIB=OFF
	make VERBOSE=1
	sudo make install
	- name: test
	run: \|
	export LD_LIBRARY_PATH=/usr/local/lib
	cfityk --version

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