docs: add nicole van der hoeven's setup guide

Jacky Zhao

2024-01-26 b87c6cd5c792d90fcd1ee553187af8d5c00980d3

 quartz/plugins/transformers/syntax.ts

@@ -8,7 +8,11 @@
      [
        rehypePrettyCode,
        {
          theme: "css-variables",
          keepBackground: false,
          theme: {
            dark: "github-dark",
            light: "github-light",
          },
        } satisfies Partial<CodeOptions>,
      ],
    ]