Move aarch64-linux to separate file

.github/workflows/ci-nix-aarch64-linux.yaml

@@ -0,0 +1,46 @@
+name: "CI (aarch64-linux)"
+
+# Limit concurrent runs of this workflow within a single PR
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+on:
+  push:
+    branches:
+    - master
+    - release
+  pull_request:
+  schedule:
+    # Everyday at 4:00 AM
+    - cron: "0 4 * * *"
+
+jobs:
+  build-test:
+    name: "Build & test"
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        package:
+          - hydra-node
+
+    steps:
+    - name: 📥 Checkout repository
+      uses: actions/checkout@v4
+
+    - name: ❄ Prepare nix
+      uses: cachix/install-nix-action@v26
+      with:
+        extra_nix_config: |
+          accept-flake-config = true
+          log-lines = 1000
+
+    - name: ❄ Cachix cache of nix derivations
+      uses: cachix/cachix-action@v14
+      with:
+        name: cardano-scaling
+        authToken: '${{ secrets.CACHIX_CARDANO_SCALING_AUTH_TOKEN }}'
+
+    - name: ❓Build
+      run: |
+        nix build .#legacyPackages.x86_64-linux.aarch64.hydra-node.components.exes.hydra-node

.github/workflows/ci-nix.yaml

@@ -28,7 +28,6 @@ jobs:
           - package: hydra-tui
           - package: hydra-node
           - package: hydra-cluster
-          - package: aarch64
     steps:
     - name: 📥 Checkout repository
       uses: actions/checkout@v4
@@ -46,11 +45,6 @@ jobs:
         name: cardano-scaling
         authToken: '${{ secrets.CACHIX_CARDANO_SCALING_AUTH_TOKEN }}'
 
-    - name: ❓ Aarch64
-      if: ${{ matrix.package == 'aarch64' }}
-      run: |
-        nix build .#legacyPackages.x86_64-linux.aarch64.hydra-node.components.exes.hydra-node
-
     - name: ❓ Test (Pure)
       if: ${{ matrix.package == 'hydra-plutus'
            || matrix.package == 'plutus-cbor'