Dockerfile

Dockerfile

@@ -0,0 +1,35 @@
+FROM eclipse-temurin:17 AS maven
+WORKDIR application
+COPY . .
+RUN ./mvnw clean install
+ARG ARTIFACT_NAME
+RUN cp target/${ARTIFACT_NAME}-*.jar application.jar
+
+
+FROM eclipse-temurin:17 AS builder
+WORKDIR application
+COPY --from=maven application/application.jar .
+RUN java -Djarmode=layertools -jar application.jar extract
+
+
+FROM eclipse-temurin:17
+WORKDIR application
+
+ARG EXPOSED_PORT
+EXPOSE ${EXPOSED_PORT}
+
+ENV SPRING_PROFILES_ACTIVE=docker
+
+COPY --from=builder application/dependencies/ ./
+
+# fix for https://stackoverflow.com/questions/51115856/docker-failed-to-export-image-failed-to-create-image-failed-to-get-layer
+# (only last copy caused issue)
+# this seems to be triggered by using btrfs:
+# https://github.com/moby/moby/issues/36573
+RUN true
+COPY --from=builder application/spring-boot-loader/ ./
+RUN true
+COPY --from=builder application/snapshot-dependencies/ ./
+RUN true
+COPY --from=builder application/application/ ./
+ENTRYPOINT ["java", "org.springframework.boot.loader.launch.JarLauncher"]