macOS: default release app builds to universal binaries

Author: cgdusek

docs/platforms/mac/release.md

@@ -40,7 +40,7 @@ BUNDLE_ID=ai.openclaw.mac \
 APP_VERSION=2026.3.8 \
 BUILD_CONFIG=release \
 SIGN_IDENTITY="Developer ID Application: <Developer Name> (<TEAMID>)" \
-scripts/package-mac-app.sh
+scripts/package-mac-dist.sh
 
 # Zip for distribution (includes resource forks for Sparkle delta support)
 ditto -c -k --sequesterRsrc --keepParent dist/OpenClaw.app dist/OpenClaw-2026.3.8.zip

scripts/package-mac-app.sh

@@ -16,7 +16,14 @@ GIT_BUILD_NUMBER=$(cd "$ROOT_DIR" && git rev-list --count HEAD 2>/dev/null || ec
 APP_VERSION="${APP_VERSION:-$PKG_VERSION}"
 APP_BUILD="${APP_BUILD:-}"
 BUILD_CONFIG="${BUILD_CONFIG:-debug}"
-BUILD_ARCHS_VALUE="${BUILD_ARCHS:-$(uname -m)}"
+if [[ -n "${BUILD_ARCHS:-}" ]]; then
+  BUILD_ARCHS_VALUE="${BUILD_ARCHS}"
+elif [[ "$BUILD_CONFIG" == "release" ]]; then
+  # Release packaging should be universal unless explicitly overridden.
+  BUILD_ARCHS_VALUE="all"
+else
+  BUILD_ARCHS_VALUE="$(uname -m)"
+fi
 if [[ "${BUILD_ARCHS_VALUE}" == "all" ]]; then
   BUILD_ARCHS_VALUE="arm64 x86_64"
 fi