ci: add image compression action #97

	name: Build check

	on:
	push:
	branches-ignore:
	- main
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	deploy:
	name: Build check
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Check documentation consistency
	run: \|
	bash .github/workflows/consistency-check.sh

	- name: Install image optimization tools
	run: \|
	sudo apt-get update
	sudo apt-get install -y jpegoptim optipng gifsicle webp
	sudo npm install -g svgo

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: 18
	cache: yarn

	- name: Install dependencies
	run: \|
	yarn

	- name: Build website
	run: \|
	make build

	- name: Optimize images
	working-directory: build
	run: \|
	find . $ -name ".jpg" -o -name ".jpeg" $ -exec jpegoptim --max=80 {} \;
	find . -type f -name "*.png" -exec optipng -o2 {} \;
	find . -type f -name "*.gif" -exec gifsicle -O3 --batch {} \;
	find . -type f -name "*.webp" -exec cwebp -q 80 {} -o {}.webp \; -exec mv {}.webp {} \;
	find . -type f -name "*.svg" -exec svgo {} \;

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