push.yml: build macOS native swith Metal compute (instead of Vulkan)

Author: stephengold

.github/workflows/push.yml

@@ -115,15 +115,15 @@ jobs:
           vulkan-components: Vulkan-Headers, Vulkan-Loader
           vulkan-query-version: 1.4.341.1
           vulkan-use-cache: true
-      - name: gradlew -Pbt=Debug -Pflavor=Sp -Ptarget=MacOSX64 -PuseVK=yes -x checkstyleMain -x checkstyleTest run runSmokeTestAll build install
+      - name: gradlew -Pbt=Debug -Pflavor=Sp -Ptarget=MacOSX64 -PuseMTL=yes -x checkstyleMain -x checkstyleTest run runSmokeTestAll build install
         if: "!startsWith(github.ref, 'refs/tags/')"
         run: |
-          ./gradlew -Pbt=Debug -Pflavor=Sp -Ptarget=MacOSX64 -PuseVK=yes -x checkstyleMain -x checkstyleTest run runSmokeTestAll build install \
+          ./gradlew -Pbt=Debug -Pflavor=Sp -Ptarget=MacOSX64 -PuseMTL=yes -x checkstyleMain -x checkstyleTest run runSmokeTestAll build install \
             --console=plain
-      - name: gradlew -Partifact=jolt-jni-MacOSX64 -Ptarget=MacOSX64 -PuseVK=yes clean release
+      - name: gradlew -Partifact=jolt-jni-MacOSX64 -Ptarget=MacOSX64 -PuseMTL=yes clean release
         if: startsWith(github.ref, 'refs/tags/')
         run: |
-          ./gradlew -Partifact=jolt-jni-MacOSX64 -Ptarget=MacOSX64 -PuseVK=yes clean release \
+          ./gradlew -Partifact=jolt-jni-MacOSX64 -Ptarget=MacOSX64 -PuseMTL=yes clean release \
             --console=plain \
             -PsigningKeyEncoded='${{ secrets.SIGNING_KEY_ENCODED }}' \
             -PsigningPassword='${{ secrets.SIGNING_PASSWORD }}' \
@@ -150,15 +150,15 @@ jobs:
           vulkan-components: Vulkan-Headers, Vulkan-Loader
           vulkan-query-version: 1.4.341.1
           vulkan-use-cache: true
-      - name: gradlew -Pbt=Debug -Pflavor=Dp -Ptarget=MacOSX_ARM64 -PuseVK=yes -x checkstyleMain -x checkstyleTest runSmokeTestAll build install
+      - name: gradlew -Pbt=Debug -Pflavor=Dp -Ptarget=MacOSX_ARM64 -PuseMTL=yes -x checkstyleMain -x checkstyleTest runSmokeTestAll build install
         if: "!startsWith(github.ref, 'refs/tags/')"
         run: |
-          ./gradlew -Pbt=Debug -Pflavor=Dp -Ptarget=MacOSX_ARM64 -PuseVK=yes -x checkstyleMain -x checkstyleTest runSmokeTestAll build install \
+          ./gradlew -Pbt=Debug -Pflavor=Dp -Ptarget=MacOSX_ARM64 -PuseMTL=yes -x checkstyleMain -x checkstyleTest runSmokeTestAll build install \
             --console=plain
-      - name: gradlew -Partifact=jolt-jni-MacOSX_ARM64 -PuseVK=yes -Ptarget=MacOSX_ARM64 clean release
+      - name: gradlew -Partifact=jolt-jni-MacOSX_ARM64 -PuseMTL=yes -Ptarget=MacOSX_ARM64 clean release
         if: startsWith(github.ref, 'refs/tags/')
         run: |
-          ./gradlew -Partifact=jolt-jni-MacOSX_ARM64 -PuseVK=yes -Ptarget=MacOSX_ARM64 clean release \
+          ./gradlew -Partifact=jolt-jni-MacOSX_ARM64 -PuseMTL=yes -Ptarget=MacOSX_ARM64 clean release \
             --console=plain \
             -PsigningKeyEncoded='${{ secrets.SIGNING_KEY_ENCODED }}' \
             -PsigningPassword='${{ secrets.SIGNING_PASSWORD }}' \