Switch manual pages to "ronn," a program that converts MarkDown to roff man pages, and pre-build them. Also have the zerotier-cli(1) man page ready to go!

doc/build.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+export PATH=/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin
+
+if [ ! -f zerotier-cli.1.md ]; then
+	echo 'This script must be run from the doc/ subfolder of the ZeroTier tree.'
+fi
+
+if [ ! -f node_modules/ronn/bin/ronn.js ]; then
+	echo 'Installing MarkDown to ROFF converter...'
+	npm install ronn
+	echo
+fi
+
+rm -f zerotier-cli.1 *.roff
+
+node node_modules/ronn/bin/ronn.js --build --roff zerotier-cli.1.md
+if [ -f zerotier-cli.1.roff ]; then
+	mv zerotier-cli.1.roff zerotier-cli.1
+else
+	echo 'Conversion of zerotier-cli.1.md failed!'
+	exit 1
+fi
+
+exit 0