- Remove data/_theme.scss from git history, to prevent accidental overwrites/commits
- Add a step to the configuration wizard to create a blank file if one doesn't exist
- Move the file existence check in compile-scss to before favicon building (as it errors if the file is missing)
Fixes https://todo.sr.ht/~tsileo/microblog.pub/67
If a remote actor has no icon, we show our local default icon.
If we have no icon, we should allow remote instances to show their
default icon, instead of sending ours.
