Because this is based on QPR1, Lineage is coming as 22.1 rather than 22.0. This all fits into Google’s “minor SDK releases” change, so updates will follow the x.1 update naming scheme.

The popular custom ROM called Lineage OS just got updated to Android 15 officially with new build version 22.1 in stable channel. This brings the Android 15 to even more smartphones from various OEMs ...

The LineageOS team has officially announced LineageOS 22, based on Android 15 QPR1, and it’s packed with new features and enhancements. The latest builds are set to roll out in the coming days ...