fontWeight theme config not Tailwind compatible

[silveltman]

UnoCSS version

0.53.4

Describe the bug

In the unoCSS docs it states for the Wind Preset:

"This preset is compatible with Tailwind CSS and Windi CSS, you can refer to their documentation for detailed usage."

however, when I try to set the following theme config it doe snot do anything:

  theme: {
    fontWeight: {
      heading: 800,
    },  
},

Reproduction

https://unocss.dev/play/?html=DwEwlgbgBAxgNgQwM5ILwCIBGBzAtAJwFMQoBbXARgCYoAHXAFinwHsBXAOxGN1oQ8Jx0APgBQwABYVYiFBgmEE4DthEAJQXBZQA6i3xwQwAPRThQA&config=JYWwDg9gTgLgBAbwFBzgEwKYDNgDsMDCEuOA5gDQpxhQYDOGMAgjDFMAEYCuMwWAnpVQ16jAJIBjYnSHVaDGAHU8aSgF84WKBBBwA5F1wQJdOnqRIMAD0ix02AIZcANvEw58REsFIAKZKh0ABbQMBI8dABciFSoQRgOaHik0Xow1jAAtFbOcOlWWQDuQcDpcM4JSbikmfGJyZrEWXVVpOaoarIw8SAY0QGojbhKGD5BMP2xgy3J0QCcAAwLsh0rcBzQmFAASvVcUTGDg2AO%2BM6pAIwAbGBWemudVI-C8owHANpTIgrKuGi%2BAEpZABdJBqAFIIA&css=Q&options=N4IgTgpgzgDg9gOygSwG4RALgGYEMA2UEAvkA

System Info

Mac, but unocss play also does not work

Validations

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• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Check that this is a concrete bug. For Q&A open a GitHub Discussion or join our Discord Chat Server.
• The provided reproduction is a minimal reproducible example of the bug.