Update README

README.md

@@ -1,18 +1,23 @@
-Gotify-SMTP
+Gotify-MQTT
 ===========
 
-A plugin for piping email messages into [Gotify](https://gotify.net/) without ever hitting an email service. Inspiration for this comes from MailHog and similar implementations where there is no backing email service, it simply forwards/receives messages as needed.
-
-There are other versions of this (specifically using the API), however this is a standalone plugin that can be loaded by Gotify.
+A plugin for using [Gotify](https://gotify.net/) to ingest messages from MQTT.
 
 Usage
 -----
 
 Download the plugin from the releases page, or build it from source (using the Makefile).
 
-Point your application settings at GOTIFY_IP port 1025, with the username being the name of the account you'd like to send messages to.
+Configure the settings and add your MQTT Brokers.
+
+Example config:
 
-Limitations
------------
+```yaml
+servers:
+- address: 127.0.0.1:1883
+  username: ""
+  password: ""
+  subscribe:
+  - 'gotify/mqtt'
 
-Currently, HTML messages aren't supported. Markdown might be possible, but currently not planned as most if not all messages include a text/plain variation.
+```