Given up on trying to find efficiencies

.github/workflows/integrate.yaml

@@ -15,10 +15,11 @@ on:
       - "flake.lock"
       - "agora.cabal"
 jobs:
-  setup:
+  check-formatting:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2.4.0
+
       - uses: cachix/install-nix-action@v16
         name: Set up Nix and IOHK caches
         with:
@@ -27,28 +28,56 @@ jobs:
             trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= iohk.cachix.org-1:DpRUyj7h7V830dp/i6Nti+NEO2/nhblbov/8MW7Rqoo= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
             substituters = https://hydra.iohk.io https://iohk.cachix.org https://cache.nixos.org/
             experimental-features = nix-command flakes
+
       - uses: cachix/cachix-action@v10
         with:
           name: mlabs
           authToken: ${{ secrets.CACHIX_KEY }}
-  check-formatting:
-    needs: setup
-    runs-on: ubuntu-latest
-    steps:
+
       - run: ./.github/format.sh
         name: Run fourmolu
 
   run-linter:
-    needs: setup
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v2.4.0
+
+      - uses: cachix/install-nix-action@v16
+        name: Set up Nix and IOHK caches
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
+          extra_nix_config: |
+            trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= iohk.cachix.org-1:DpRUyj7h7V830dp/i6Nti+NEO2/nhblbov/8MW7Rqoo= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
+            substituters = https://hydra.iohk.io https://iohk.cachix.org https://cache.nixos.org/
+            experimental-features = nix-command flakes
+
+      - uses: cachix/cachix-action@v10
+        with:
+          name: mlabs
+          authToken: ${{ secrets.CACHIX_KEY }}
+
       - run: nix run nixpkgs#hlint -- $(git ls-tree -r HEAD --full-tree --name-only | grep -E '.*\.hs')
         name: Run hlint
 
   check-build:
-    needs: setup
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v2.4.0
+
+      - uses: cachix/install-nix-action@v16
+        name: Set up Nix and IOHK caches
+        with:
+          nix_path: nixpkgs=channel:nixos-unstable
+          extra_nix_config: |
+            trusted-public-keys = hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ= iohk.cachix.org-1:DpRUyj7h7V830dp/i6Nti+NEO2/nhblbov/8MW7Rqoo= cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
+            substituters = https://hydra.iohk.io https://iohk.cachix.org https://cache.nixos.org/
+            experimental-features = nix-command flakes
+
+      - uses: cachix/cachix-action@v10
+        with:
+          name: mlabs
+          authToken: ${{ secrets.CACHIX_KEY }}
+
       - name: Add cabal folder to cache
         id: cabal
         uses: actions/cache@v2.1.4
@@ -58,5 +87,6 @@ jobs:
             ~/.cabal/store
             dist-newstyle
           key: ${{ runner.os }}-cabal
+
       - name: Build the project
         run: nix build