Add Cheat Sheet

[mcmah309]

Add cheat sheet for state and hooks

Discord discussion: https://discord.com/channels/899851952891002890/1345102987953180836

[mcmah309]

A better version of #461 can eventually be added with inline rendering of the raw mermaid code, dynamic zoom (with mobile pinch support), etc. if #459 is resolved.

[mcmah309]

#459 was resolved. Thus, #461 was updated to use an inline mermaid chart (dioxous mermaid block)