(lineage-20.0-20230828-nightly-pro1-signed.zip on Aug 5 security patch installed smoothly (*) using adb sideload and MindTheGapps-13.0.0-arm64-20230808_213316)
(*) on the question after the main flash on whether to reboot to recovery for additional flashing, You can either answer with No, and have it working normally. If you answer Yes it flashes correctly but we get an (incorrect) message on the PC that it failed: