Here are some starting points:
Linking to other pages on the wiki
How to discuss a page on the wiki
Deleting pages and files from the wiki
The Transjovian Council’s test space
Use the test space if you want to experiment!
Further reading:
⇒ Timur: Is there a way to search the wiki? I haven't found any FindPage or something like that.
🗨 Alex: From the main page – but only if you are using Gemini! – there's a search. A result of the Gemini-first approach, I guess.