land/newlib: Build both shared+pic and static version #36

	name: Toolchain container build

	on:
	push:
	branches:
	- main

	paths:
	- 'land/binutils/**'
	- 'land/gcc/**'
	- 'land/newlib/**'
	- 'Containerfile'
	- '.github/workflows/toolchain.yml'

	jobs:
	toolchain:
	runs-on: ubuntu-latest
	steps:
	- name: Check out git repository
	uses: actions/checkout@v4

	- name: Prepare environment
	id: prep
	run: \|
	TAG=$(echo $GITHUB_SHA \| head -c7)
	IMAGE="ghcr.io/${{ github.repository }}/toolchain"
	echo ::set-output name=tagged_image::${IMAGE}:${TAG}
	echo ::set-output name=tag::${TAG}

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

	- name: 'Login to GitHub Container Registry'
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Cache Docker layers
	uses: actions/cache@v3
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx

	- name: Building image
	uses: docker/build-push-action@v5
	with:
	context: .
	builder: ${{ steps.buildx.outputs.name }}
	file: Containerfile
	push: true
	tags: \|
	${{ steps.prep.outputs.tagged_image }}
	ghcr.io/${{ github.repository }}/toolchain:latest

	cache-from: type=local,src=/tmp/.buildx-cache
	cache-to: type=local,dest=/tmp/.buildx-cache-new

	# Temp fix
	# https://github.com/docker/build-push-action/issues/252
	# https://github.com/moby/buildkit/issues/1896
	- name: Move cache
	run: \|
	rm -rf /tmp/.buildx-cache
	mv /tmp/.buildx-cache-new /tmp/.buildx-cache

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