feat: implement 404 page#65

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01001101CK wants to merge 8 commits intoSquiggleTools:mainfrom

01001101CK:feature/404-page

Commits on Sep 4, 2025

add a 404 page
01001101CK
committed

Commits on Sep 16, 2025

1) reduce the number of extra colors in the color scheme. 2) remove specific .dark theme
01001101CK
committed
Merge branch 'SquiggleTools:main' into main
01001101CK
authored

Commits on Oct 27, 2025

Merge branch 'main' into feature/404-page
JoshuaKGoldberg
committed

Commits on Oct 28, 2025

Commits on Nov 4, 2025

- Fixed Node.js engine warning
01001101CK
committed