Initial commit

Universal/Dockerfile

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+# Basis-Image with Java
+FROM openjdk:24-jdk-slim
+
+# Install curl
+RUN apt-get update && apt-get install -y curl && rm -rf /var/lib/apt/lists/*
+
+# Workdirectory
+WORKDIR /minecraft
+
+# Accept EULA
+RUN echo "eula=true" > eula.txt
+
+# Expose Minecraft port
+EXPOSE 25565
+
+# Define default memory if not set
+ENV MEMORY=2G
+
+# Download Minecraft-Server-JAR with entrypoint script
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Use entrypoint to allow variable expansion and download JAR
+ENTRYPOINT ["/entrypoint.sh"]

Universal/entrypoint.sh

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+#!/bin/sh
+
+# Check if JAR URL is provided
+if [ -z "$JAR" ]; then
+  echo "Error: JAR URL not provided."
+  exit 1
+fi
+
+# Download the Minecraft server JAR
+curl -o minecraft-server.jar "$JAR"
+
+# Run the Minecraft server
+java -Xmx${MEMORY} -Xms${MEMORY} -jar minecraft-server.jar nogui