workflow: add swap and limit parallel jobs to 2 #13

	name: Build SunnyOS with GNOME ISO

	on:
	push:
	branches:
	- sunnyos_gnome
	pull_request:
	branches:
	- sunnyos_gnome
	workflow_dispatch:

	jobs:
	build:
	runs-on: ubuntu-latest

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

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Increase Available Disk Space
	run: \|
	mkdir -p /tmp/temp && sudo mount -t tmpfs -o size=40G tmpfs /tmp/temp

	- name: Set up swap space
	run: \|
	sudo fallocate -l 8G /swapfile # Allocate 8GB of swap space
	sudo chmod 600 /swapfile
	sudo mkswap /swapfile
	sudo swapon /swapfile

	- name: Build SunnyOS ISO
	run: \|
	docker run --rm --privileged \
	-v "$GITHUB_WORKSPACE:/work" \
	-v "/tmp/temp:/tmp" \
	--memory=16g --memory-swap=24g \
	archlinux:latest /bin/bash -c "
	pacman -Sy --noconfirm archiso &&
	mkarchiso -v --jobs 2 -w /tmp/work -o /tmp/out /work/profile
	"

	- name: Upload ISO artifact
	uses: actions/upload-artifact@v3
	with:
	name: sunnyos-iso
	path: /tmp/temp/out/*.iso

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