rp4: configure nixos-hardware #208

	# yamllint disable rule:line-length
	---
	name: "Build and Deploy"
	on: # yamllint disable-line rule:truthy
	workflow_dispatch: # allows manual triggering
	push:
	branches:
	- master
	pull_request:
	branches:
	- master
	jobs:
	build:
	runs-on: ubuntu-latest
	environment:
	name: Homelab
	url: "https://app.cachix.org/deploy/workspace/lab.thewagner.home/"
	steps:
	- uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	with:
	fetch-depth: 0
	- uses: docker/setup-qemu-action@49b3bc8e6bdd4a60e6116a5414239cba5943d3cf # v3.2.0
	- uses: cachix/install-nix-action@ba0dd844c9180cbf77aa72a116d6fbc515d0e87b # v27
	with:
	nix_path: nixpkgs=channel:nixos-unstable
	extra_nix_config: "extra-platforms = aarch64-linux"
	- uses: cachix/cachix-action@ad2ddac53f961de1989924296a1f236fcfbaa4fc # v15
	with:
	name: wagdav
	authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
	- name: Check
	run: nix flake check
	- name: Build
	run: nix build --print-build-logs .#cachix-deploy-spec
	- name: Deploy
	if: github.ref == 'refs/heads/master'
	env:
	CACHIX_ACTIVATE_TOKEN: "${{ secrets.CACHIX_ACTIVATE_TOKEN }}"
	run: \|
	cachix push wagdav ./result
	cachix deploy activate --async ./result

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