Build and populate cache #2034

	name: "Build and populate cache"
	on:
	pull_request:
	push:
	workflow_dispatch:
	schedule:
	# everyday at 2:51
	- cron: '51 2 * * *'
	jobs:
	tests:
	strategy:
	matrix:
	nurRepo:
	- mic92
	cachixName:
	- mic92
	nixPath:
	- nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixpkgs-unstable.tar.gz
	- nixpkgs=https://github.com/Mic92/nixpkgs/archive/main.tar.gz
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	- name: Install nix
	uses: cachix/install-nix-action@V28
	with:
	nix_path: "${{ matrix.nixPath }}"
	extra_nix_config: \|
	experimental-features = nix-command flakes
	access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
	- name: Show nixpkgs version
	run: nix-instantiate --eval -E '(import <nixpkgs> {}).lib.version'
	- name: Setup cachix
	uses: cachix/cachix-action@v15
	with:
	name: ${{ matrix.cachixName }}
	signingKey: '${{ secrets.CACHIX_SIGNING_KEY }}'
	- name: Check evaluation
	run: \|
	nix-env -f . -qa \* --meta --xml \
	--allowed-uris https://static.rust-lang.org \
	--option restrict-eval true \
	--option allow-import-from-derivation true \
	--drv-path --show-trace \
	-I nixpkgs=$(nix-instantiate --find-file nixpkgs) \
	-I $PWD > /dev/null
	- name: Build nix packages
	run: nix shell nixpkgs#nix-build-uncached -c nix-build-uncached non-broken.nix
	- name: Trigger NUR update
	run: curl -XPOST "https://nur-update.nix-community.org/update?repo=${{ matrix.nurRepo }}"

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