The patch system I worked with generated signatures of each build. The signature had the hash of each block of the build. The client has the signature for their version (1.0) and they download the signature of the new version (1.2) and diff the two. Then they download each block that has changed.
I think it was the `electron-updater` for my electron app, but I don't quite remember now.
I think it was the `electron-updater` for my electron app, but I don't quite remember now.