FROM alpine as mvn RUN apk add maven FROM mvn as builder WORKDIR /build ADD . . ARG KC_HOSTNAME RUN mvn package -DKC_HOSTNAME=${KC_HOSTNAME} FROM eclipse-temurin:21-jdk-alpine WORKDIR /backend COPY --from=builder /build/target/swa-jodel-backend.jar . ENTRYPOINT ["java","-jar","/backend/swa-jodel-backend.jar"]