This covers obtaining the ISO, connecting to Wi-Fi, partitioning, formatting, mounting, installing, setting up encryption and installing GRUB, in one article. Also includes some tips, like quickly mounting from install medium. Maybe this helps someone.
It was from a GitHub Gist but idk which exactly it was, there are multiple. Keep in mind some files need to have copy-on-write deactivated (swapfile, VirtualBox disk images). The Arch Wiki mentions when copy-on-write should be turned off for a file