XXX perhaps split out docs generation again, then we can build
XXX the js without some, which might help some people

stupid too recognise it

(I couldn’t find how to prevent npm from even attempting nor to
get it to install enough to build)

This reverts commit 43d0c321.

This reverts commit 8294a051.

(this will lead to bad results for anything pre-2.1.2, but the
released 2.1.1 in Debian has the same so it’s consistent at least)

This reverts commit 0ce249af.

of symbolic links is even worse, so we have to go back to
constructing d/copyright instead… ridiculous!

bug: https://github.com/npm/npm/issues/3310

This reverts commit a1df2b5f.

(but do hardlink to save space)

bug: https://github.com/npm/npm/issues/3310

still not perfect though as site has symlinks, too

cf. https://github.com/orgs/community/discussions/40387

instead, use d/copyright for toplevel licence symlink

it’s an increasement in the installed-size, sure, not much though

last nail in warning the user of the google jsapi issue

as requested by lintian