Automated import of all the CRAN packages

The guix-cran channel provides 20829 packages. It can be obtained by writing a snippet along these lines to ~/.config/guix/channels.scm and then running guix pull:

(append
  (list (channel
          (name 'guix-cran)
          (url "https://github.com/guix-science/guix-cran.git")
          (branch "master")))
  %default-channels)

To obtain substitutes (pre-built binaries) for the packages provided by this channel, configure your system to fetch substitutes from the URL below and authorize the corresponding key:

• https://guix.bordeaux.inria.fr

  (public-key
   (ecc
    (curve Ed25519)
    (q #89FBA276A976A8DE2A69774771A92C8C879E0F24614AAAAE23119608707B3F06#)))

Source	https://github.com/guix-science/guix-cran.git
Packages	20829 packages
Continuous integration