Update README

README.md

@@ -1 +1,25 @@
 # Update Cloudflare DNS with IPv6 addresses
+
+## Installation
+
+```shell
+brew install dsully/tap/zoned
+```
+
+Or from source:
+
+```shell
+cargo install --git https://github.com/dsully/zoned
+```
+
+## Configuration
+
+A configuration file needs to be created in $XDG_CONFIG_HOME/zoned/config.toml
+
+Example:
+
+```toml
+token = "<cloudflare api token>"
+zoneid = "<cloudflare dns zone id>"
+hostname = "<hostname to publish records to>"
+```