add github actions to CI #1

	name: cestimator CI

	on:
	push:
	branches:
	- development
	- master
	pull_request:
	branches:
	- development
	- master

	jobs:
	build:
	runs-on: ubuntu-latest

	env:
	BUILD_TYPE: Debug

	steps:
	- name: Checkout code
	uses: actions/checkout@v3

	- name: Set up GCC-13
	run: \|
	sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
	sudo apt update
	sudo apt install gcc-13 g++-13 -y
	sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-13 60
	sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-13 60
	sudo update-alternatives --set gcc /usr/bin/gcc-13
	sudo update-alternatives --set g++ /usr/bin/g++-13

	- name: Install dependencies
	run: sudo apt install -y libeigen3-dev libmgl-dev

	- name: Configure
	run: ./configure --with-visualization

	- name: Build
	run: make

	- name: Build examples
	run: make examples

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