Init

.gitignore

@@ -0,0 +1 @@
+config.txt

Dockerfile

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+FROM openjdk:11-jre-buster
+RUN mkdir /data/
+WORKDIR /data/
+COPY fetch.sh .
+RUN [ "./fetch.sh" ]
+CMD [ "java", "-Dnogui=true", "-jar", "jmusicbot.jar" ]

docker-compose.yml

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+version: '3.0'
+services:
+  musicbot:
+    build: .
+    container_name: musicbot
+    volumes:
+      - ./config.txt:/data/config.txt
+    restart: unless-stopped

fetch.sh

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+#!/bin/bash
+tail=$(curl -L https://github.com/jagrosh/MusicBot/releases/latest | grep -oP "/jagrosh/MusicBot/releases/download/.*.jar")
+curl -L "https://github.com$tail" -o /data/jmusicbot.jar