Issue with failure in loading docs site locally

[koyahness]

Clone the website locally. All dependencies are already installed with:

npm i -g mint

cd docs

mint dev

It give the following error:

parsing error ./base-chain/quickstart/builder-codes.mdx:16:2 - Unexpected character < (U+003C) before name, expected a character that can start a name, such as a letter, $, or _
error Failed to parse MDX files, please correct errors before continuing