Root partition not resized when flashed manually on an SD card

Describe your issue

What's the expected behaviour?

Root partition should take up all the remaining space

What's the current behaviour?

Size of the root partition is 2.3 GB.

How to reproduce your issue?

Just flash the image to an SD-card using gnome-disks. I can't expand the partition with my PC because gnome-disk says that filesystem contains unsupported features.

What device are you using?

xiaomi-markw

On what postmarketOS version did you encounter the issue?

• edge (master branch)

• v23.06

• v22.12 (Supported until 2023-07-06)

• I confirm that the issue still is present after running sudo apk upgrade -a

On what environment did you encounter the issue?

Environments

• GNOME Shell on Mobile
• Phosh
• Plasma Mobile
• Sxmo (Wayland/Sway) Please post the output of sxmo_version.sh
• Other: Please fill out

How did you get postmarketOS image?

• from https://images.postmarketos.org
• I built it using pmbootstrap
• It was preinstalled on my device

I tried 20231118-1338 image from images.postmarketos.org and today I also tried to build it my myself using pmbootstrap

What's the build date of the image? (in yyyy-mm-dd format)

2023-11-24

Additional information

markw:~$ df -h /
Filesystem                Size      Used Available Use% Mounted on
/dev/mmcblk1p2            2.3G      1.8G    372.9M  83% /