Unwraps a response the model fenced as one ```markdown block.
The prompt asks for bare Markdown and mostly gets it, but a page comes back
wrapped often enough that the fence markers end up as literal content in the
artifact. Only a fence that opens at the very start and closes at the very end is
stripped, so a page whose real content is a code block is left alone.
Unwraps a response the model fenced as one ```markdown block.
The prompt asks for bare Markdown and mostly gets it, but a page comes back wrapped often enough that the fence markers end up as literal content in the artifact. Only a fence that opens at the very start and closes at the very end is stripped, so a page whose real content is a code block is left alone.