Set up GitHub Action to build both Mac and Linux versions #1

	name: Build KRC for Linuxes in Docker
	on: [push]
	jobs:
	setup-docker-and-compose-build:
	runs-on: ubuntu-24.04
	services:
	docker:
	image: docker:dind
	options: --privileged --shm-size=2g
	volumes:
	- /var/run/docker.sock:/var/run/docker.sock:ro
	steps:
	- uses: actions/checkout@v6
	- name: Setup Docker
	run: \|
	# Add Docker's official GPG key:
	sudo apt update
	sudo apt install ca-certificates curl
	sudo install -m 0755 -d /etc/apt/keyrings
	sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
	sudo chmod a+r /etc/apt/keyrings/docker.asc

	# Add the repository to Apt sources:
	sudo tee /etc/apt/sources.list.d/docker.sources <<EOF
	Types: deb
	URIs: https://download.docker.com/linux/ubuntu
	Suites: $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}")
	Components: stable
	Signed-By: /etc/apt/keyrings/docker.asc
	EOF

	sudo apt update
	sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
	- name: Make containers to test build
	run: \|
	cd build_test
	docker compose build

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