Welcomeen
This is a starter article. It lives at content/01.Notes/01.welcome.md, which is the shape every article in the knowledge-base tree takes:
01.Notesis a numbered directory. The number sets its position in the sidebar; the text after the first dot is the category name, so this article's category is Notes.01.welcome.mdis a numbered file. The number sets its position within the directory; the text between the first and the last dot is the title used when the front matter does not give one.