FROM jelastic/maven:3.9.5-openjdk-21 as maven WORKDIR /httpserver-robaho COPY pom.xml pom.xml COPY src src RUN mvn compile assembly:single -q FROM openjdk:21-jdk-slim WORKDIR /httpserver-robaho COPY --from=maven /httpserver-robaho/target/httpserver-robaho-1.0-jar-with-dependencies.jar app.jar EXPOSE 8080 CMD ["java", "-server", "-jar", "app.jar", "postgres"]