Add revisions to Matrix doc (#9295)

health/notifications/matrix/README.md

@@ -1,24 +1,38 @@
+<!--
+title: "Send Netdata notifications to Matrix network rooms"
+description: "Stay aware of warning or critical anomalies by sending health alarms to Matrix network rooms with Netdata's health monitoring watchdog."
+sidebar_label: "Matrix"
+custom_edit_url: https://github.com/netdata/netdata/edit/master/health/notifications/matrix/README.md
+-->
+
 # Matrix
 
 Send notifications to [Matrix](https://matrix.org/) network rooms.
 
 The requirements for this notification method are:
-1. The url of the homeserver (`https://homeserver:port`)
-2. Credentials for connecting to the homeserver, in the form of a valid access token for your account (or for a dedicated notification account). These tokens usually don't expire.
-3. The room ids that you want to sent the notification to.
 
-To obtain the access token you can use the following curl command:
-```
+1.  The url of the homeserver (`https://homeserver:port`).
+2.  Credentials for connecting to the homeserver, in the form of a valid access token for your account (or for a
+    dedicated notification account). These tokens usually don't expire.
+3.  The room ids that you want to sent the notification to.
+
+To obtain the access token, you can use the following `curl` command:
+
+```bash
 curl -XPOST -d '{"type":"m.login.password", "user":"example", "password":"wordpass"}' "https://homeserver:8448/_matrix/client/r0/login"
 ```
 
-The room ids are unique identifiers and can be obtained from the room settings in a Matrix client (e.g. Riot). Their format is !uniqueid:homeserver.
+The room ids are unique identifiers and can be obtained from the room settings in a Matrix client (e.g. Riot). Their
+format is `!uniqueid:homeserver`.
+
 Multiple room ids can be defined by separating with a space character.
 
-Detailed information about the Matrix client API is available at the official [site](https://matrix.org/docs/guides/client-server.html)
+Detailed information about the Matrix client API is available at the [official
+site](https://matrix.org/docs/guides/client-server.html).
 
-Your health_alarm_notify.conf should look like this:
-```
+Your `health_alarm_notify.conf` should look like this:
+
+```conf
 ###############################################################################
 # Matrix notifications
 #
@@ -40,3 +54,5 @@ MATRIX_ACCESSTOKEN="XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
 # The format is !roomid:homeservername
 DEFAULT_RECIPIENT_MATRIX="!XXXXXXXXXXXX:matrix.org"
 ```
+
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