ref: a3fe5e5e35f311f22b6b4fc38abfcf64cd2c7d6f
dir: /docs/config/_default/languages.toml/
[en]
contentDir = "content/en"
languageName = "English"
weight = 1
[zh]
contentDir = "content/zh"
languageName = "中文"
weight = 2