🐱 Public rooms are back

Public rooms are back! That is all. 🐈

We had to make some significant changes to stop public rooms becoming a mess. They're now more gallery-esque.

Changelog

👀 Things You'll Notice

• Public rooms are back!
• The new public galleries allow periodic submissions.

🐛 Things you hopefully hadn't noticed (bugs)

• Fix visibility of message buttons (e.g. copy).

⚙️ Things you won't notice (behind the scenes)

• Server now deploys more reliably, and accepts more port configurations without breaking.
• A huge number of adjustments to how messages are handled server side, to make gallery submission rooms possible.
• Documentation has been updated and improved.