fix: allow dashes and underscores in block references (closes #712)

Jacky Zhao

2024-01-20 1f2ea96ae0700f1cd4267f9bac7a59a8962f961f

 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>,
      ],
    ]