Add shim library for MacOS ARM64 and Linux ARM64 #2

	name: libwasmer-build-shim-linux-arm64

	on:
	push:
	branches:
	- master
	workflow_dispatch:
	pull_request:

	jobs:
	build:
	name: Build shim library for Linux ARM64
	runs-on: ubuntu-latest
	steps:
	- name: Check out code into the Go module directory
	uses: actions/checkout@v4
	with:
	fetch-depth: "0"

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v2

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

	- name: Build Docker image
	uses: docker/build-push-action@v4
	with:
	context: .
	load: true
	platforms: linux/arm64
	file: ./Docker/arm64.dockerfile
	tags: mx-builder

	- name: Run container, build library
	run: docker run --platform="linux/arm64" --rm mx-builder cat /data/libwasmer_linux_arm64_shim.so > $GITHUB_WORKSPACE/libwasmer_linux_arm64_shim.so

	- name: Save artifacts
	uses: actions/upload-artifact@v4
	with:
	name: artifacts-linux-arm64
	path: \|
	libwasmer_linux_arm64_shim.so
	if-no-files-found: error

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