Document current peculiarities
- Changelog order
- Scratch builds
- Potential warnings and errors
- Unexpected behavior
- Local builds
Additionally, use our own custom style sheet. Especially, we want to
give a little more space to the left-hand sidebar since `rpmautospec`
seems to be a little longer than what the theme allows by default.
Having `rpmautospec` split over two lines does not look that great.
Signed-off-by: Pierre-Yves Chibon <pingou@pingoured.fr>