From 41df846ad36f64bca11350a70aedce1e8f2653db Mon Sep 17 00:00:00 2001
From: Matt Schreiber <tomeon@dogea.red>
Date: Tue, 27 Feb 2024 08:40:46 -0500
Subject: [PATCH 1/4] chore(ci): use `v4` of `actions/checkout`

---
 .github/workflows/ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2d1b61c..e1ad020 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
     container:
       image: ${{ matrix.image }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Install testing dependencies
         run: |
           { apk add --no-cache ansible sudo ; } || :

From bcf88ee0e557e47f749ccb96c37da1fbdb1c6d5c Mon Sep 17 00:00:00 2001
From: Matt Schreiber <tomeon@dogea.red>
Date: Tue, 27 Feb 2024 08:41:45 -0500
Subject: [PATCH 2/4] feat(flake): make the devshell the default package

in order to do something sensible for `nix build`.
---
 flake.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/flake.nix b/flake.nix
index 4773b45..b9abc3f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -93,6 +93,8 @@
             ];
           };
         in {
+          inherit (config.devShells) default;
+
           rpi4-initrd = rpi4.config.system.build.initialRamdisk;
           rpi4-kernel = rpi4.config.system.build.kernel;
 

From 9e8f7f94378b7a3ffb5dbc4019c6b23879fc7e90 Mon Sep 17 00:00:00 2001
From: Matt Schreiber <tomeon@dogea.red>
Date: Tue, 27 Feb 2024 08:43:27 -0500
Subject: [PATCH 3/4] feat(ci): add job for `nix flake check`

and `nix build`.
---
 .github/workflows/ci.yml | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e1ad020..102c954 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,3 +38,15 @@ jobs:
         # OpenRC under Alpine Linux) in a container.
         run: |
           ansible-playbook -vv --become -c local -i localhost, -e kodi_service_enabled=false ./tests/test.yml
+  nix:
+    name: Run Nix actions
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Nix
+        uses: DeterminateSystems/nix-installer-action@v8
+      - name: Set up Nix cache
+        uses: DeterminateSystems/magic-nix-cache-action@v3
+      - name: Run Nix flake checks
+        run: |
+          nix flake check -L

From 4f746845534ad02029124c9f7f4c8e62773eb307 Mon Sep 17 00:00:00 2001
From: Matt Schreiber <tomeon@dogea.red>
Date: Tue, 27 Feb 2024 08:43:59 -0500
Subject: [PATCH 4/4] feat(flake): support `nix run`

via making the devshell's `flakeApp` attribute the default flake
application.  It is now possible to do (say) `nix run '.#'-- vagrant up`
and spin up this project's Vagrant environment without first entering a
devshell with `nix develop`.
---
 flake.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/flake.nix b/flake.nix
index b9abc3f..02a3232 100644
--- a/flake.nix
+++ b/flake.nix
@@ -32,6 +32,9 @@
         system,
         ...
       }: {
+        # `nix run '.#' -- <devshell-command>`
+        apps.default = config.devShells.default.flakeApp;
+
         devshells.default = {
           commands = [
             # Local GitHub actions runner.  Run `act -j native` to execute the