demo/shop-recycle-payment-service/Dockerfile.optimized

# ============================================
# Build stage - 精简版（假设common已预先安装到本地仓库）
# ============================================
FROM maven:3.8-openjdk-8 AS builder

ARG BUILD_NUMBER=local
ARG GIT_COMMIT=unknown
ARG MAVEN_OPTS=-Dmaven.wagon.http.ssl.insecure=true

ENV MAVEN_OPTS="${MAVEN_OPTS}"

WORKDIR /build

# 只复制 pom.xml 和源代码（common 从本地仓库获取）
COPY pom.xml .
COPY shop-recycle-common/pom.xml ./shop-recycle-common/pom.xml
COPY shop-recycle-payment-service/ ./shop-recycle-payment-service/
COPY shop-recycle-gateway/pom.xml ./shop-recycle-gateway/
COPY shop-recycle-order-service/pom.xml ./shop-recycle-order-service/

# 仅下载依赖（common 会从本地仓库的缓存获取）
RUN mvn dependency:go-offline -B -q \
    -pl shop-recycle-payment-service \
    -am

# 构建服务（跳过其他模块，只构建 payment-service）
RUN mvn package -DskipTests -B -q \
    -pl shop-recycle-payment-service \
    -Dmaven.test.skip=true \
    -Ddocker.build.number=${BUILD_NUMBER} \
    -Dgit.commit=${GIT_COMMIT}

# ============================================
# Runtime stage
# ============================================
FROM openjdk:8-jre-alpine

LABEL maintainer="shop-recycle"
LABEL service="shop-recycle-payment-service"
LABEL build.number=${BUILD_NUMBER}
LABEL git.commit=${GIT_COMMIT}

ENV TZ=Asia/Shanghai
ENV JAVA_OPTS="-Xms256m -Xmx512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200"

WORKDIR /app

COPY --from=builder /build/shop-recycle-payment-service/target/*.jar payment-service.jar

EXPOSE 8082

HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8082/health || exit 1

ENTRYPOINT ["sh", "-c", "java ${JAVA_OPTS} -jar payment-service.jar"]