~fd/cane-lang

Make web playground reference spec
switch to flakes; fix flatten action
Remove unneeded add in docs
Update sample in README to use println instead of print, ignore
srht.site data
Final formatting (last commit today I swear)
Stdin, minor error message tweak
stdin, forever loops
Improve web playground experience
Illusion of speed for web playground.
Use println in web playground
Add math, println
Add loop example in docs
Carriage return escapes
Fix tests, allow for windows crlf
Remove alert() because srht.site doesn't like it
Add WASM check
Target blank for links on web playground
Switch from rug to malachite because WASM
Next