FROM maven:3-openjdk-11 AS build COPY . /home/maven/src WORKDIR /home/maven/src RUN mvn clean package FROM openjdk:11 EXPOSE 8080 RUN mkdir /app COPY --from=build /home/maven/src/target/*-with-dependencies.jar /app/ktor-docker-sample.jar ENTRYPOINT ["java", "-jar", "/app/ktor-docker-sample.jar"]