Update CI/CD and swap arg parser #13

	name: Release

	on:
	push:
	tags:
	- '*'

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	release:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- uses: actions/checkout@v2

	- uses: actions-rs/toolchain@v1
	with:
	toolchain: stable
	override: true
	components: clippy, rustfmt
	profile: minimal

	- uses: actions/cache@v2
	with:
	path: \|
	~/.cargo/registry
	~/.cargo/git
	key: cargo-${{ hashFiles('**/Cargo.toml') }}

	- uses: actions-rs/cargo@v1
	with:
	use-cross: true
	command: build
	args: --release --target x86_64-unknown-linux-musl

	- name: get version
	id: version
	run: echo ::set-output name=version::${GITHUB_REF/refs\/tags\//}

	- name: archive
	id: archive
	run: \|
	dir="beacon_x86_64-unknown-linux-musl_${{ steps.version.outputs.version }}"
	mkdir -p "$dir"
	cp README.md "$dir/"
	cp target/x86_64-unknown-linux-musl/release/beacon "$dir/"
	tar czf "$dir.tar.gz" "$dir"
	echo "::set-output name=asset::$dir.tar.gz"

	- uses: ncipollo/release-action@v1
	with:
	artifacts: ${{ steps.archive.outputs.asset }}
	token: ${{ secrets.GITHUB_TOKEN }}

	- uses: docker/login-action@v1
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- uses: docker/metadata-action@v3
	id: meta
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- uses: docker/build-push-action@v2
	with:
	context: .
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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