Build nix develop for all GHCs

.github/workflows/ci.yml

@@ -133,10 +133,32 @@ jobs:
         run: nix flake check
       - name: Build all packages
         run: nix build --accept-flake-config
+
+  build-devshell:
+    name: Nix Flake Develop
+    needs:
+      - generateMatrix
+      - build-flake
+    strategy:
+      matrix: ${{ fromJSON(needs.generateMatrix.outputs.matrix) }}
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v30
+      - uses: DeterminateSystems/magic-nix-cache-action@v8
+      - uses: cachix/cachix-action@v15
+        with:
+          name: rhine
+          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
       - name: Run tests
         run: |
-          nix develop --accept-flake-config -c cabal update
-          nix develop --accept-flake-config -c cabal test all
+          ghc="ghc${${{ matrix.ghc }}%.*}" # Removes the dot from the ghc version and prepends "ghc"
+          nix develop .#${ghc} --accept-flake-config -c cabal update
+          nix develop .#${ghc} --accept-flake-config -c cabal test all
 
   cabal-check:
     name: Check and format all cabal files

rhine/rhine.cabal

@@ -31,11 +31,11 @@ data-files:
   test/assets/*.txt
 
 tested-with:
-  ghc ==9.2.8
-  ghc ==9.4.7
-  ghc ==9.6.4
-  ghc ==9.8.2
-  ghc ==9.10.1
+  ghc ==9.2
+  ghc ==9.4
+  ghc ==9.6
+  ghc ==9.8
+  ghc ==9.10
 
 source-repository head
   type: git