fix upload-artifacts no longer allowing merges

.github/workflows/wheels.yml

@@ -9,7 +9,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-latest, macos-latest, macos-13, windows-latest ]
+        os: [ ubuntu-latest, macos-14, macos-13, windows-latest ]
 
     steps:
       - uses: actions/checkout@v4
@@ -34,7 +34,7 @@ jobs:
       - uses: actions/upload-artifact@v4
         if: always()
         with:
-          name: wheels
+          name: wheels-${{ matrix.os }}
           path: ./wheelhouse/*.whl
 
   check_contents:
@@ -52,6 +52,12 @@ jobs:
         with:
           python-version: '3.x'
 
+      - uses: actions/upload-artifact/merge@v4
+        with:
+          name: "wheels"
+          pattern: "wheels-*"
+          delete-merged: true
+
       - name: Download wheels
         uses: actions/download-artifact@v4
         with:
@@ -75,12 +81,12 @@ jobs:
 
   test:
     name: Test on ${{ matrix.os }}
-    needs: build_wheels
+    needs: check_contents
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-latest, macos-latest, macos-13, windows-latest ]
+        os: [ ubuntu-latest, macos-14, macos-13, windows-latest ]
 
     steps:
       - uses: actions/checkout@v4