* Tasks
** TODO Add spell and syntax checking
https://joelkuiper.eu/spellcheck_emacs
** TODO Always update existing published files
=rsync= isn't sending new versions of existing files to the server.
** TODO Add articles teaser to homepage
https://jaspervdj.be/hakyll/tutorials/using-teasers-in-hakyll.html
* CLI
** Add completion
** Add =help= subcommand
Nested help
** DONE Print usage when no subcommand is provided
CLOSED: [2019-01-01 Tue 19:35]
** Add tests when actually running subcommands