docs: described unicode conversion for MOTD

Dockerfile

@@ -59,7 +59,8 @@ RUN easy-add --var os=${TARGETOS} --var arch=${TARGETARCH}${TARGETVARIANT} \
  --var version=0.1.1 --var app=maven-metadata-release --file {{.app}} \
  --from https://github.com/itzg/{{.app}}/releases/download/{{.version}}/{{.app}}_{{.version}}_{{.os}}_{{.arch}}.tar.gz
 
-ADD https://jitpack.io/com/github/itzg/asciify/1.0.0/asciify-1.0.0.jar /usr/share/asciify/asciify.jar
+ARG ASCIIFY_VERSION=1.0.1
+ADD https://jitpack.io/com/github/itzg/asciify/${ASCIIFY_VERSION}/asciify-${ASCIIFY_VERSION}.jar /usr/share/asciify/asciify.jar
 RUN chmod -R a+r /usr/share/asciify
 
 COPY mcstatus /usr/local/bin

README.md

@@ -969,7 +969,7 @@ For example:
 
 ### Message of the Day
 
-The message of the day, shown below each server entry in the UI, can be changed with the `MOTD` environment variable, such as
+The message of the day, shown below each server entry in the client UI, can be changed with the `MOTD` environment variable, such as
 
     -e MOTD="My Server"
 
@@ -979,6 +979,14 @@ If you leave it off, a default is computed from the server type and version, suc
 
 That way you can easily differentiate between several servers you may have started.
 
+The section symbol (§) and other unicode characters are automatically converted to allow [formatting codes](https://minecraft.fandom.com/wiki/Formatting_codes) to be used consistently with all server versions. For example,
+
+     -e MOTD="A §l§cMinecraft§r §nserver"
+
+renders
+
+![](docs/motd-example.png)
+
 ### PVP Mode
 
 By default, servers are created with player-vs-player (PVP) mode enabled. You can disable this with the `PVP`