Dockerfile

FROM eclipse-temurin:21-jdk AS build

WORKDIR /workspace

COPY gradlew settings.gradle build.gradle ./
COPY gradle ./gradle

RUN chmod +x ./gradlew
RUN ./gradlew dependencies --no-daemon

COPY src ./src

RUN ./gradlew bootJar --no-daemon

FROM eclipse-temurin:21-jre

WORKDIR /app

RUN apt-get update \
    && apt-get install -y --no-install-recommends curl \
    && rm -rf /var/lib/apt/lists/*

RUN addgroup --system spring && adduser --system spring --ingroup spring

COPY --from=build /workspace/build/libs/*.jar app.jar

USER spring

ENV SPRING_PROFILES_ACTIVE=prod
ENV SERVER_PORT=8080
ENV JAVA_OPTS=""

EXPOSE 8080

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