feat: Add information about debugging MQTT trafic

* Add another section about environment variable MQTT_DEBUG
RedHatInsights · May 29, 2023 · a3e92ff · a3e92ff
1 parent d93b98b
commit a3e92ff
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -205,6 +205,11 @@ Or if you're running Fedora 34 or later, it can be installed directly with
 dnf install mqttcli
 ```
 
+## `MQTT_DEBUG`
+
+If the environment variable `DEBUG_MQTT` is set, `yggd` will log all MQTT
+messages sent and received. This can be useful for debugging.
+
 # Sending Data
 
 With a running `yggd` and `echo` worker, it should be possible to publish a