Speaking of postmarketOS edge blog posts:
If you run a postmarketOS install from 2022 or earlier and are about to upgrade to current pmOS edge, you need to take manual action to ensure /boot is in your /etc/fstab:
postmarketOS
postmarketos-initramfs 3.7.0 requires manual action for pmOS installs from 2022 or older
Aiming for a 10 year life-cycle for smartphones