Links inside codeblocks are not rendered

Markdown-format links inside codeblocks are displayed as-is. The docs generator should generate anchor elements for them.

<img width="1279" height="213" alt="A line in a codeblock: 'voidptr // this one is mostly used for [C interoperability](#v-and-c)'" src="https://github.com/user-attachments/assets/ed23f38a-0fb6-4631-b837-e7ab874083b7" />