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template/Dockerfile

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+FROM maven:3.8.8 AS builder
+WORKDIR source
+COPY ./ ./
+ARG JAR_FILE=entrance/web/target/*.jar
+RUN mvn clean package -Dmaven.test.skip=true
+RUN cp ${JAR_FILE} app.jar
+RUN java -Djarmode=layertools -jar ./app.jar extract
+
+FROM openjdk:11.0.14
+WORKDIR /application
+RUN ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
+RUN echo 'Asia/Shanghai' >/etc/timezone
+RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
+COPY --from=builder source/dependencies/ ./
+COPY --from=builder source/snapshot-dependencies/ ./
+COPY --from=builder source/spring-boot-loader/ ./
+COPY --from=builder source/application/ ./
+ENV JAVA_OPTS="-Xms512m -Xmx512m"
+ENV MAIN_CLASS="org.springframework.boot.loader.JarLauncher"
+ENTRYPOINT ["sh", "-c", "exec java ${JAVA_OPTS} -Djava.security.egd=file:dev/./urandom ${MAIN_CLASS}"]