slugify

• This is how [[foam]] does it, through [[markdown notes]]: https://github.com/kortina/vscode-markdown-notes/blob/0ac9205ea909511b708d45cbca39c880688b5969/src/test/jest/extension.test.ts
• I [[ditched slugs]] at the file system level on [[2021-05-07]]: https://social.coop/@flancian/106195626746291723