Add github action to update the screenshot #7

	on:
	workflow_dispatch:
	push:

	jobs:
	update_screeshot:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: cachix/install-nix-action@v26
	with:
	nix_path: nixpkgs=channel:nixos-unstable

	- name: Install SSH key
	uses: shimataro/ssh-key-action@v2
	with:
	key: ${{ secrets.GH_SSH_PRIVATE_KEY }}
	known_hosts: $GH_PUB_KEY

	- name: Get screenshot
	run: \|
	nix build .\#screenshot-system.passthru.tests.qtile \
	--print-build-logs -v \
	--extra-experimental-features 'nix-command flakes'

	- name: Push in gist
	run: \|
	git config --global user.email "115845162+imjohntitor@users.noreply.github.com"
	git config --global user.name "ImJohnTitor"

	cp result/terminal.png screenshot.png
	cd gist

	git add .
	git commit -m "Update screenshot"
	git push origin main

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