25 lines
622 B
Docker
25 lines
622 B
Docker
# Stage 1: Maven 构建（Docker 层缓存自动缓存依赖）
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FROM maven:3.9-eclipse-temurin-17 AS builder
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WORKDIR /app
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# 先复制 pom.xml，单独一层 —— 只要依赖不变，这层就被缓存
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COPY pom.xml .
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RUN mvn dependency:go-offline -B -q
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# 再复制源码构建
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COPY src/ ./src/
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RUN mvn package -DskipTests -B -q
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# Stage 2: 运行时（精简 JRE）
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FROM eclipse-temurin:17-jre
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WORKDIR /app
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COPY --from=builder /app/target/LPT.jar LPT.jar
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EXPOSE 8888
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ENTRYPOINT ["java", "-jar", "LPT.jar"]
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HEALTHCHECK --interval=10s --timeout=5s \
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CMD curl --fail http://localhost:8888/actuator/health || exit 1
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