# ============ Stage 1: Maven Build ============
FROM maven:3.9-eclipse-temurin-21 AS builder

WORKDIR /build

COPY pom.xml .
RUN mvn dependency:go-offline -B

COPY src ./src
RUN mvn clean package -DskipTests -B

# ============ Stage 2: Runtime ============
FROM eclipse-temurin:21-jre

LABEL maintainer="chenyu"

ENV TZ=Asia/Shanghai
ENV JAVA_OPTS="-XX:MaxRAMPercentage=75.0 \
  -XX:+UseContainerSupport \
  -XX:+HeapDumpOnOutOfMemoryError \
  -XX:HeapDumpPath=/app/logs/heapdump.hprof"

RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone \
    && apt-get update \
    && apt-get install -y --no-install-recommends ffmpeg \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

RUN mkdir -p /app/logs \
    && chown -R 1000:1000 /app

COPY --from=builder /build/target/*.jar /app/app.jar
RUN chown 1000:1000 /app/app.jar

USER 1000

EXPOSE 8080 8090

ENTRYPOINT ["sh", "-c", "java $JAVA_OPTS -jar app.jar"]