컨테이너배포설정

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Co-Authored-By: Claude <noreply@anthropic.com>

deployment/container/Dockerfile-backend

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+# Build stage
+FROM openjdk:23-oraclelinux8 AS builder
+ARG BUILD_LIB_DIR
+ARG ARTIFACTORY_FILE
+COPY ${BUILD_LIB_DIR}/${ARTIFACTORY_FILE} app.jar
+
+# Run stage
+FROM openjdk:23-slim
+ENV USERNAME=k8s
+ENV ARTIFACTORY_HOME=/home/${USERNAME}
+ENV JAVA_OPTS=""
+
+# Add a non-root user
+RUN adduser --system --group ${USERNAME} && \
+    mkdir -p ${ARTIFACTORY_HOME} && \
+    chown ${USERNAME}:${USERNAME} ${ARTIFACTORY_HOME}
+
+WORKDIR ${ARTIFACTORY_HOME}
+COPY --from=builder app.jar app.jar
+RUN chown ${USERNAME}:${USERNAME} app.jar
+
+USER ${USERNAME}
+
+ENTRYPOINT [ "sh", "-c" ]
+CMD ["java ${JAVA_OPTS} -jar app.jar"]