Dockerfile

FROM maven:3.9.9-eclipse-temurin-21 AS build
WORKDIR /app
COPY pom.xml .
COPY src ./src
RUN mvn -q -DskipTests package

FROM eclipse-temurin:21-jre
WORKDIR /app
ENV PORT=7860
COPY --from=build /app/target/java-demo-0.1.0.jar /app/app.jar
EXPOSE 7860
CMD ["java","-jar","/app/app.jar"]