FROM maven:3.9.9-eclipse-temurin-21 AS builder WORKDIR /app COPY pom.xml . COPY src ./src RUN mvn clean package -DskipTests FROM eclipse-temurin:21-jre WORKDIR /app COPY --from=builder /app/target/*.jar app.jar EXPOSE 8080 ENTRYPOINT ["java", "-jar", "app.jar"]