Remove caching for fmt

.github/workflows/deploy.yml

@@ -14,7 +14,7 @@ on:
 jobs:
   test:
     runs-on: ubuntu-latest
-    name: Check
+    name: Formatting Check
     steps:
     - uses: actions/checkout@v2.3.4
     - uses: cachix/install-nix-action@v17
@@ -27,29 +27,6 @@ jobs:
           keep-derivations = true
           # Enable flakes
           experimental-features = nix-command flakes
-    - uses: actions/cache@v2
-      with:
-        key: nki-nix-${{ github.sha }}
-        restore-keys: |
-          nki-nix-
-        path: |
-          nix_store_dir
-          nix_store_db.sqlite
-    - name: restore cached nix store
-      run: |
-        if [ -e nix_store_db.sqlite ]; then
-          sudo systemctl stop nix-daemon
-          # put cached store paths back in their proper locations
-          sudo rm -rf /nix/store /nix/var/nix/db/db.sqlite
-          sudo mv nix_store_dir /nix/store
-          sudo cp nix_store_db.sqlite /nix/var/nix/db/db.sqlite
-          # fix store permissions
-          sudo chmod 1775 /nix/store
-          sudo chown root:nixbld /nix/store
-          sudo chmod 0644 /nix/var/nix/db/db.sqlite
-          sudo chown -R root:root /nix/store /nix/var/nix/db/db.sqlite
-          sudo systemctl start nix-daemon
-        fi
     - name: Run format check
       run: |
         nix fmt
@@ -60,14 +37,6 @@ jobs:
           git status
           false
         fi
-    - name: prepare nix store for caching
-      run: |
-        # delete old stuff not relevant to this build
-        nix store gc
-        sudo systemctl stop nix-daemon
-        # move store to a place where the cache action can read it
-        sudo mv /nix/store nix_store_dir
-        sudo mv /nix/var/nix/db/db.sqlite nix_store_db.sqlite
   deploy:
     if: "github.event_name == 'push' || contains(github.event.pull_request.labels.*.name, 'Deploy')"
     runs-on: ubuntu-latest