generate-sparkle-appcast

To generate Sparkle appcast.xml, run the generator script to process the notarized zip in your build directory, create the XML file, and automatically prepend the new release item while preserving existing appcast entries.

Automating macOS release notes publishing involves generating bilingual release notes pages for zh and en locales, creating channel history pages for Sparkle to surface updates, and hosting them directly in the docs directory.

Yes, you need git, python3, and openssl installed to automate Sparkle appcast generation, as these dependencies are required to process notarized builds, sign appcasts, and manage repository publishing.

Yes, this appcast generator supports beta and stable build channels, managing Sparkle channel history and generating corresponding release notes for both release workflows across zh and en locales.

The appcast update process avoids duplicating existing release items by prepending the new release entry to the appcast.xml file, ensuring deduplication and non-regression while preserving all previously published update items.

Sparkle appcast generation requires openssl to sign the appcast.xml file, ensuring that the generated update feed is cryptographically verified and secure for macOS applications to download and install updates.