新增learn-kubernetes（https://github.com/yyong-brs/learn-kubernetes）相关文件

learn/learn-kubernetes-master/kiamol/ch13/docker-images/kibana/Dockerfile

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+ARG NODE_TAG=10.23.1-alpine3.11
+ARG ALPINE_VERSION="3.15"
+
+FROM alpine:$ALPINE_VERSION AS download-base
+WORKDIR /downloads
+RUN echo "$(apk --print-arch)" > /arch.txt 
+
+FROM download-base AS installer
+ARG KIBANA_VERSION="7.10.2" 
+
+# find the downloads for previous versions here - https://www.elastic.co/downloads/past-releases#kibana-oss
+# 7.10 is the latest version which is OSS, see - https://www.elastic.co/pricing/faq/licensing
+
+RUN wget -O kibana.tar.gz https://artifacts.elastic.co/downloads/kibana/kibana-oss-${KIBANA_VERSION}-linux-$(cat /arch.txt).tar.gz
+
+RUN mkdir /kibana && \
+    tar -xzf kibana.tar.gz --strip-components=1 -C /kibana && \
+    rm -rf /kibana/node
+
+# Kibana requires Node.js - this image is the official Node distribution
+# see the Node.js versions in https://www.elastic.co/guide/en/kibana/master/upgrading-nodejs.html
+FROM node:$NODE_TAG
+
+EXPOSE 5601
+ENV KIBANA_HOME="/usr/share/kibana" 
+
+WORKDIR /usr/share/kibana
+COPY --from=installer /kibana .
+COPY ./kibana bin/
+COPY ./kibana.yml config/
+
+RUN chmod +x bin/kibana
+CMD ["/usr/share/kibana/bin/kibana", "--allow-root"]