simply use buildjet all the way...

Author: KtorZ

.github/workflows/build.yaml

@@ -14,14 +14,14 @@ jobs:
   build:
     strategy:
       matrix:
-        os: [ linux ]
+        os: [ linux, macos ]
         arch: [ x86_64, aarch64 ]
         compiler: [ ghc948 ]
-        # exclude:
-        #   - os: macos
-        #     arch: x86_64
+        exclude:
+          - os: macos
+            arch: x86_64
 
-    runs-on: ${{ matrix.arch == 'x86_64' && 'custom-x86_64' || (matrix.os == 'linux' && 'buildjet-4vcpu-ubuntu-2204-arm' || 'macos-latest') }}
+    runs-on: ${{ matrix.arch == 'x86_64' && 'buildjet-4vcpu-ubuntu-2204' || (matrix.os == 'linux' && 'buildjet-4vcpu-ubuntu-2204-arm' || 'macos-latest') }}
     steps:
 
     - name: 📥 Checkout repository