Bot Updating Documentation

docs/images/docker-thelounge.md

@@ -72,6 +72,10 @@ This image provides various versions that are available via tags. Please read th
 
 * Once logged in, you can add an IRC network. Some defaults are preset for Freenode
 
+## Read-Only Operation
+
+This image can be run with a read-only container filesystem. For details please [read the docs](https://docs.linuxserver.io/misc/read-only/).
+
 ## Usage
 
 To help you get started creating a container from this image you can either use docker-compose or the docker cli.