Bot Updating Documentation

docs/images/docker-hedgedoc.md

@@ -50,6 +50,10 @@ To run behind a reverse proxy we have a [preconfigured config](https://github.co
 
 To help you get started creating a container from this image you can either use docker-compose or the docker cli.
 
+!!! info
+
+    Unless a parameter is flaged as 'optional', it is *mandatory* and a value must be provided.
+
 ### docker-compose (recommended, [click here for more info](https://docs.linuxserver.io/general/docker-compose))
 
 ```yaml
@@ -113,7 +117,7 @@ Containers are configured using parameters passed at runtime (such as those abov
 
 | Parameter | Function |
 | :----: | --- |
-| `3000` | Web gui port (internal port also needs to be changed if accessing at port other than 80, 443 and 3000). |
+| `3000:3000` | Web gui port (internal port also needs to be changed if accessing at port other than 80, 443 and 3000). |
 
 ### Environment Variables (`-e`)