ci: build macOS release for arm only

Author: funnycups

.github/workflows/release.yml

@@ -91,23 +91,12 @@ jobs:
         run: flutter pub get
 
       - name: Create podfile
-        run: |
-          flutter create --platforms=macos .
-          sed -i '' "s/^#* *platform :.*$/platform :osx, '10.15'/" macos/Podfile
-          # Add post_install hook to exclude x86_64 architecture
-          cat >> macos/Podfile << 'EOF'
-
-          post_install do |installer|
-            installer.pods_project.targets.each do |target|
-              target.build_configurations.each do |config|
-                config.build_settings["EXCLUDED_ARCHS[sdk=macos*]"] = "x86_64"
-              end
-            end
-          end
-          EOF
+        run: flutter create --platforms=macos . && sed -i '' "s/^#* *platform :.*$/platform :osx, '10.15'/" macos/Podfile
 
       - name: Build macOS
-        run: flutter build macos --release
+        run: |
+          export FLUTTER_XCODE_ARCHS=arm64
+          flutter build macos --release
 
       - name: Create macOS DMG
         run: |