Update the recipes #72

	name: Merge the upstream

	on:
	workflow_dispatch:
	schedule:
	- cron: '0 8 * * 5'

	jobs:
	create-pr:
	runs-on: ubuntu-latest

	steps:

	- uses: actions/checkout@v3
	with:
	fetch-depth: 0
	sparse-checkout: '.'
	ref: akirak

	- name: Switch to a work branch
	run: git switch -C upstream-recipes

	- name: Fetch the upstream
	run: \|
	git remote add upstream https://github.com/melpa/melpa.git
	git fetch upstream master

	- uses: DeterminateSystems/nix-installer-action@v4
	with:
	diagnostic-endpoint: ''

	- name: Merge upstream recipes
	run: \|
	# Set some identity. Actually it will be overridden later, so it's
	# unused
	git config --add user.name 'github-actions[bot]'
	git config --add user.email '6270544+github-actions[bot]@users.noreply.github.com'
	nix run github:emacs-twist/recipes-updater/remain-on-tmp-branch#forceUpdate \
	--no-write-lock-file -- upstream/master
	git rebase akirak

	# A workaround to prevent peter-evans/create-pull-request from resetting the
	# head here:
	# <https://github.com/peter-evans/create-pull-request/blob/d806186ee3288c60a352af9852b6b18afbbfd87e/src/create-or-update-branch.ts#L178>
	- name: Detach the head
	run: git switch --detach `git rev-parse HEAD`

	- name: Create a pull request
	uses: peter-evans/create-pull-request@v5
	with:
	base: akirak
	token: ${{ secrets.PAT_FOR_PR }}
	title: 'Merge the upstream recipe commits'
	branch: create-pull-request/merge-recipes
	labels: automation

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