How to Phlash

Rom is FDE so you can flash using Official Orange Fox or using xperience recovery from here

If using xperience recovery download zip and extract the img flash it via fastboot

fastboot flash recovery recovery.img

copy xperience zip under external sdcard and flash it or use adb sideload

adb sideload xperience-15.1.0-20210416-NIGHTLY-lavender.zip

if using orange fox flash using orange fox in the normal form