Note from 23 January 2022
URLs, a poll:
(there is a right answer)
This is an important question for #Eleventy users, because you can't have both
/about/index.md with Eleventy default behavior.
In #Pack11ty, a single setting is enough to decide: https://pack11ty.dev/documentation/collections/#permalinks
Note from 20 January 2022
Note from 27 January 2022