Noti: brew formula missing man pages/docs

Description

It seems that the homebrew (brew) formula of noti is missing the man pages/any docs
Assuming you maintain it?

% brew info noti
noti: stable 3.1.0 (bottled)
Trigger notifications when a process completes
https://github.com/variadico/noti
/usr/local/Cellar/noti/3.1.0 (3 files, 12.8MB) *
  Poured from bottle on 2018-11-14 at 12:42:32
From: https://github.com/Homebrew/homebrew-core/blob/master/Formula/noti.rb
==> Dependencies
Build: go ✔

Use case

Documentation about the needed tokens for services like pushbullet/pushover/slack/etc.

Steps to reproduce

brew install noti

Expected behavior

man pages to be installed :)

Actual behavior

man pages are not installed

Version

• go version: go1.11.2 (latest in brew as of 11/14/18)
• noti version: 3.1.0 (latest in brew as of 11/14/18)