Broken links to doc/first_steps/startup_options in documentation
This page was renamed to doc/first_steps/welcome_screen. On our live website we have a redirection in place, so it's all right, but that won't work in the static copy of the documentation users can browse from within Tails.
(Spotted while reviewing the MR for #17709 (closed).)
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information