FROM gradle:9.6.1-jdk21-alpine AS build
RUN apk add --no-cache nodejs npm \
    && mkdir -p /workspace \
    && chown gradle:gradle /workspace
WORKDIR /workspace

COPY --chown=gradle:gradle . .
USER gradle
RUN --mount=type=cache,target=/home/gradle/.gradle,uid=1000,gid=1000 \
    ./gradlew --no-daemon --no-configuration-cache --stacktrace installDist

FROM eclipse-temurin:21-jre-alpine
RUN addgroup -S -g 10001 app \
    && adduser -S -D -H -u 10001 -G app -h /app app
WORKDIR /app

COPY --from=build --chown=app:app /workspace/build/install/OSGAccountServer/ /app/

ENV HOME=/tmp \
    JAVA_TOOL_OPTIONS="-Djava.io.tmpdir=/tmp -XX:+UseG1GC -XX:MaxGCPauseMillis=100 -XX:MaxRAMPercentage=75.0 -XX:+ExitOnOutOfMemoryError"

USER 10001:10001
EXPOSE 8080
STOPSIGNAL SIGTERM

HEALTHCHECK --interval=30s --timeout=3s --start-period=30s --retries=3 \
    CMD wget -q -O /dev/null http://127.0.0.1:8080/health/ready || exit 1

ENTRYPOINT ["/app/bin/OSGAccountServer"]