Github workflows

Author: michaelpj

.github/workflows/format.yaml

@@ -0,0 +1,18 @@
+name: Format
+
+on: 
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  check-formatting:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+      - uses: cachix/install-nix-action@v22
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
+      - run: nix-shell --run "fourmolu -m check ."

.github/workflows/nix.yaml

@@ -17,8 +17,6 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-        with:
-          submodules: true
       - uses: cachix/install-nix-action@v22
         with:
           nix_path: nixpkgs=channel:nixos-unstable