Dockerfile

# syntax=docker/dockerfile:1
FROM eclipse-temurin:21-jdk-alpine AS builder
WORKDIR /app
COPY gradlew settings.gradle.kts build.gradle.kts ./
COPY gradle gradle
RUN chmod +x gradlew && ./gradlew dependencies --no-daemon --quiet
COPY src src
RUN ./gradlew bootJar --no-daemon --quiet -x test

FROM eclipse-temurin:21-jre-alpine AS runtime
WORKDIR /app
RUN addgroup -S menus && adduser -S menus -G menus
COPY --from=builder /app/build/libs/*.jar app.jar
RUN mkdir -p /app/uploads && chown -R menus:menus /app app.jar
USER menus
EXPOSE 8080
HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
  CMD wget --no-verbose --tries=1 --spider http://localhost:8080/actuator/health || exit 1
ENTRYPOINT ["java", "-XX:+UseContainerSupport", "-XX:MaxRAMPercentage=75.0", "-jar", "app.jar"]