From 5c7032528758f82ebc4a7b245f23582ffe7338ab Mon Sep 17 00:00:00 2001
From: Charles Hall <charles@computer.surgery>
Date: Mon, 9 Oct 2023 11:32:17 -0700
Subject: [PATCH] use magic nix cache

---
 .github/workflows/ci.yml | 4 ++++
 flake.nix                | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2d22553..020946e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,6 +39,9 @@ jobs:
             extra-substituters = https://nix-community.cachix.org
             extra-trusted-public-keys = nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=
 
+      - name: Pop/push Magic Nix Cache
+        uses: DeterminateSystems/magic-nix-cache-action@v2
+
       - name: Configure `nix-direnv`
         run: |
           mkdir -p "$HOME/.config/nixpkgs"
@@ -66,5 +69,6 @@ jobs:
 
       - name: Perform continuous integration
         run: |
+          nix build
           direnv allow
           direnv exec . engage
diff --git a/flake.nix b/flake.nix
index 42d8cac..d1dc695 100644
--- a/flake.nix
+++ b/flake.nix
@@ -57,6 +57,9 @@
       packages.default = builder {
         src = ./.;
 
+        # Just to make sure the cache actually works
+        postInstall = "sleep 30";
+
         inherit stdenv;
       };