ci: build and push to cachix on merge

Author: mrcjkb

.github/workflows/checks.yaml renamed to .github/workflows/checks.yml

@@ -0,0 +1,29 @@
+---
+name: "Nix build"
+on:
+  push:
+    branches: [ main ]
+jobs:
+  build:
+    name: ${{ matrix.job.target }}
+    runs-on: ${{ matrix.job.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        job:
+          - { os: ubuntu-24.04, target: x86_64-linux }
+          - { os: macos-13, target: x86_64-darwin }
+          - { os: macos-14, target: aarch64-darwin }
+    steps:
+    - uses: actions/checkout@v4
+    - uses: DeterminateSystems/nix-installer-action@main
+    - uses: cachix/cachix-action@v15
+      with:
+        name: neorocks
+        authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+    - name: Build package
+      run: nix build ".#packages.${{matrix.job.target}}.default" -Lv --accept-flake-config
+      shell: bash
+    - name: Build devShell
+      run: nix build ".#devShells.${{matrix.job.target}}.default" -Lv --accept-flake-config
+      shell: bash

.github/workflows/nix-build.yml

@@ -53,9 +53,9 @@
           };
         };
       in {
-        packages.default = pkgs.lua51Packages.toml-edit;
+        packages.default = pkgs.luajitPackages.toml-edit;
 
-        devShells.default = pkgs.lua51Packages.toml-edit.overrideAttrs (oa: {
+        devShells.default = pkgs.luajitPackages.toml-edit.overrideAttrs (oa: {
           name = "toml-edit devShell";
 
           buildInputs =
@@ -80,7 +80,7 @@
 
         checks = {
           inherit pre-commit-check;
-          inherit (pkgs.lua51Packages) toml-edit;
+          inherit (pkgs.luajitPackages) toml-edit;
           inherit (pkgs) rocks-nvim-check;
         };
       };