testcommit/Dockerfile at main · yanleijava/testcommit · GitHub

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# syntax=docker/dockerfile:1.6
# 优化运行时镜像：构建阶段仍使用 JDK，运行时使用更精简 JRE 并删除包管理器缓存
FROM eclipse-temurin:17-jdk-alpine AS deps
WORKDIR /w
COPY pom.xml .
RUN apk add --no-cache maven \
    && mvn -q -DskipTests dependency:go-offline

FROM eclipse-temurin:17-jdk-alpine AS build
WORKDIR /w
COPY --from=deps /root/.m2 /root/.m2
COPY pom.xml .
COPY src ./src
RUN apk add --no-cache maven \
    && mvn -q -DskipTests package

FROM eclipse-temurin:17-jre-alpine
RUN addgroup -S worker && adduser -S worker -G worker
USER worker
WORKDIR /opt/transfer
ENV JAVA_OPTS="-XX:+UseContainerSupport -XX:MaxRAMPercentage=75.0 -XX:+AlwaysActAsServerClassMachine"
COPY --from=build --chown=worker:worker /w/target/pulsar-transport-worker-*.jar /opt/transfer/app.jar
EXPOSE 8080
ENTRYPOINT ["sh","-c","exec java $JAVA_OPTS -jar /opt/transfer/app.jar"]
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