Change Details

Untested. Sorry, still haven't figured out how to `make` the doc tree.

Proofread PDF located at `doc/documentation/public/en/books/handbook/handbook_en.pdf` generated with `make pdf-books DOC_LANG="en" HUGO_ARGS="--verbose --debug"`.

Untested. Sorry, still haven't figured out how to `make` the doc treeProofread PDF located at `doc/documentation/public/en/books/handbook/handbook_en.pdf` generated with `make pdf-books DOC_LANG="en" HUGO_ARGS="--verbose --debug"`.