The date formatting in the config follows the rust library Chrono's formatting.
The full specification can be found here: https://docs.rs/chrono/latest/chrono/format/strftime/index.html
Some examples are:
- Year
* `%Y`: Is the four digit year
* `%y`: Is the two digit year: 1979 -> 79
- Month
* `%m`: Is the two digit month
* `%b`: Is the abbreviated month name; 3 letters
* `%B`: Full moth name or 3 letter abbreviation
- Day
* `%d`: Is the two digit day of month
* `%e`: Is the one or two digit day of month
* `%a`: 3 letter abbreviated weekday name
* `%A`: Abbreviated or full weekday name
+ =>
* (the default) `YYYY-MM-DD` -> `%Y-%m-%d`
* "1 Jan 2024" => `%d %b %Y`