style: styling for codeblocks without langs (#527)

Jacky Zhao

2023-10-05 afa163f2fe9c52d4b3bf1a2e4d48887916b67c24

 quartz/plugins/transformers/index.ts

@@ -8,3 +8,4 @@
export { OxHugoFlavouredMarkdown } from "./oxhugofm"
export { SyntaxHighlighting } from "./syntax"
export { TableOfContents } from "./toc"
export { HardLineBreaks } from "./linebreaks"