perf: use multi-stage build #20

	name: Build

	on:
	push:
	branches: [main]
	paths:
	- .github/workflows/build.yml
	- Dockerfile.build
	- src/**
	- Cargo.toml

	jobs:
	lint:
	runs-on: ubuntu-latest

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

	- name: Install Graphite
	run: sudo apt install libgraphite2-dev -y

	- name: Setup Rust
	uses: actions-rs/toolchain@v1
	with:
	profile: minimal
	toolchain: stable
	override: true
	components: clippy

	- name: Run linter
	uses: actions-rs/cargo@v1
	with:
	command: clippy

	build:
	runs-on: ubuntu-latest
	permissions:
	packages: write
	env:
	REGISTRY: ghcr.io

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

	- name: Log in to the Container registry
	uses: docker/login-action@v2.2.0
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata for Docker
	uses: docker/metadata-action@v4.6.0
	id: meta
	with:
	images: ${{ env.REGISTRY }}/${{ github.repository }}

	- name: Build and push Docker image
	uses: docker/build-push-action@v4
	with:
	file: Dockerfile.build
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

	restart:
	needs: [lint, build]
	runs-on: ubuntu-latest

	steps:
	- name: Factory restart API
	env:
	HF_TOKEN: ${{ secrets.HF_TOKEN }}
	run: \|
	curl -X POST https://huggingface.co/api/spaces/$GITHUB_REPOSITORY/restart?factory=true \
	-H "Authorization: Bearer $HF_TOKEN"

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