ci: publish cross-platform release assets reliably

.github/workflows/macos-release.yml

@@ -7,7 +7,7 @@ on:
       - 'v*'
 
 permissions:
-  contents: read
+  contents: write
 
 jobs:
   build-macos:
@@ -94,3 +94,13 @@ jobs:
             dist/*.yml
             dist/SHA256SUMS-macos.txt
             dist/module-catalog/*.pac
+
+      - name: Publish macOS assets
+        if: startsWith(github.ref, 'refs/tags/')
+        env:
+          GH_TOKEN: ${{ github.token }}
+        run: |
+          gh release view "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY" >/dev/null 2>&1 || \
+            gh release create "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY" --prerelease --title "Aurora Dockside ${GITHUB_REF_NAME}" --notes "Cross-platform Aurora Dockside testing release."
+          gh release upload "$GITHUB_REF_NAME" --repo "$GITHUB_REPOSITORY" --clobber \
+            dist/*.dmg dist/*-mac.zip dist/SHA256SUMS-macos.txt