# Multi-stage build using local Harbor images
# Stage 1: Build JAR
FROM harbor.cjjhc.top/library/openjdk:25-jdk-slim AS builder

WORKDIR /app

# Install Maven
RUN apt-get update && apt-get install -y maven && rm -rf /var/lib/apt/lists/*

COPY pom.xml .
COPY src ./src
RUN mvn clean package -DskipTests

# Stage 2: Production image
FROM harbor.cjjhc.top/library/eclipse-temurin:25-jre-alpine

WORKDIR /app
COPY --from=builder /app/target/*.jar app.jar

EXPOSE 8080

HEALTHCHECK --interval=30s --timeout=3s CMD wget -q -O- http://localhost:8080/actuator/health || exit 1

ENTRYPOINT ["java", "-jar", "app.jar"]