Reverts the following commits:
- 88e29c0 Add a .well-known to the base domain.
- 01abc2c No auto https for mail
- b7d6265 Add forwarde https headers
- aa5a806 Add https forward headers
- d32af60 Add cors to stalwart
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>