ScoreSaberUtils-Backend/Dockerfile

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# Stage 1: Build the application
FROM maven:3.9.6-eclipse-temurin-17-alpine AS builder
# Set the working directory
WORKDIR /home/container
# Copy the current directory contents into the container at /home/container
COPY . .
# Build the jar
RUN mvn package -q -Dmaven.test.skip -DskipTests -T2C
# Stage 2: Create the final lightweight image
FROM eclipse-temurin:17.0.11_9-jre-focal
# Set the working directory
WORKDIR /home/container
# Copy the built jar file from the builder stage
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COPY --from=builder /home/container/target/ScoreSaberUtils-Backend.jar .
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# Make port 80 available to the world outside this container
EXPOSE 80
ENV PORT=80
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# Run the jar file
CMD java -jar ScoreSaberUtils-Backend.jar -Djava.awt.headless=true