":": add page (#12091)

* ":": add page

---------

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
Co-authored-by: Alejandro Cervera <96702705+tricantivu@users.noreply.github.com>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>
Co-authored-by: Vitor Henrique <87824454+vitorhcl@users.noreply.github.com>
pull/23/head
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# colon
> Returns a successful exit status code of 0.
> More information: <https://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#colon>.
- Return a successful exit code:
`:`
- Make a command always exit with 0:
`{{command}} || :`