configure hugo for github etc.

hugoconfig.toml

# Beginning of config file. Comments describe purpose.
# baseURL = "/"
# deploying on github
baseURL = "https://iani.github.io/compmus-class"
# alternative for other base urls, as command to compile with custom url:
# hugo -b "https://iani.github.io/compmus-class"
# see: -b, --baseURL string         hostname (and path) to the root, e.g. http://spf13.com/
# at: https://gohugo.io/commands/hugo/
# relativeURLS = true
canonifyurls = true # This fixes urls.  Without it, links to style or pages are broken.
publishDir = "docs" # render to docs dir, which is used by github pages
languageCode = "en-US"
defaultContentLanguage = "en"