Building image

1. Install binfmt-qemu-static, qemu-user-static and docker
2. Add yourself to docker group
3. Generate ssh key: ssh-keygen -t rsa -N '' -f repo-key, add repo-key.pub to your github account
4. Run ./fetch-resources
5. Run ./build
6. Partition sdcard and mount it to rootfs directory (for example mkdir -p rootfs/boot && sudo mount /dev/sdb2 rootfs && sudo mount /dev/sdb1 rootfs/boot)
7. Write image to sdcard: sudo bsdtar -xpf img.tar.gz -C rootfs --exclude ".dockerenv"
8. ???
9. PROFIT

Known issues

For some reason cppuni crashes when it is launched for first time