To avoid breakages as in: https://github.com/NixOS/hydra/pull/731
NKPSTN6HFXJZEKJ3Q32IXNTJQETMVO3FFKGBFSZ4NIOUWTAUCUSQC name: "Test"on:pull_request:push:jobs:tests:runs-on: ubuntu-18.04steps:- uses: actions/checkout@v2with:fetch-depth: 0- uses: cachix/install-nix-action@v8#- run: nix flake check- run: nix-build -A checks.x86_64-linux