flake reorg

.github/workflows/ci.yml

@@ -1,23 +1,41 @@
 on: [push, pull_request]
 
-name: Continuous integration
+name: CI
 
 jobs:
-  build:
+  matrix:
     runs-on: ubuntu-latest
+    outputs:
+      check-matrix: ${{ steps.set-matrix.outputs.check-matrix }}
+      cross-matrix: ${{ steps.set-matrix.outputs.cross-matrix }}
     steps:
-      - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v25
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v27
+      - id: set-matrix
+        run: |
+          echo "check-matrix={\"check\":$(nix eval --json '.#checks.x86_64-linux' --apply 'builtins.attrNames')}" | tee -a $GITHUB_OUTPUT
+          echo "cross-matrix={\"include\":$(nix eval --json '.#lib.crossMatrix')}" | tee -a $GITHUB_OUTPUT
+
+  checks:
+    runs-on: ubuntu-latest
+    needs: [matrix]
+    strategy:
+      fail-fast: false
+      matrix: ${{fromJson(needs.matrix.outputs.check-matrix)}}
+    name: ${{ matrix.check }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v26
       - uses: icewind1991/attic-action@v1
         with:
           name: ci
           instance: https://cache.icewind.me
-          authToken: '${{ secrets.ATTIC_TOKEN }}'
-      - run: nix build
+          authToken: "${{ secrets.ATTIC_TOKEN }}"
+      - run: nix build .#checks.x86_64-linux.${{ matrix.check }}
 
   docker:
     runs-on: ubuntu-latest
-    needs: build
+    needs: checks
     steps:
       - name: Checkout code
         uses: actions/checkout@v3
@@ -26,7 +44,7 @@ jobs:
         with:
           name: ci
           instance: https://cache.icewind.me
-          authToken: '${{ secrets.ATTIC_TOKEN }}'
+          authToken: "${{ secrets.ATTIC_TOKEN }}"
       - run: nix build .#docker
       - name: Push image
         if: github.ref == 'refs/heads/master'