build(deps): bump actions/checkout from 3 to 4 #88

	# Build and deploy MkDocs to gh-pages for main branch
	name: gh-pages
	on:
	push:
	branches:
	- main
	- staging
	- trying
	pull_request:
	workflow_dispatch:

	permissions:
	contents: write

	jobs:
	gh-pages:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: cachix/install-nix-action@v23
	- uses: cachix/cachix-action@v12
	with:
	name: numtide
	authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'

	- name: Build the docs
	id: build
	run: \|
	nix build .#docs
	echo "result=$(readlink ./result)" >> $GITHUB_OUTPUT

	- name: Deploy
	uses: peaceiris/actions-gh-pages@v3
	if: github.ref == 'refs/heads/main'
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}
	publish_dir: "${{ steps.build.outputs.result }}/"

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