upd: rename

CompositeEnv/java21/Dockerfile

@@ -0,0 +1,17 @@
+FROM alibaba-cloud-linux-3-registry.cn-hangzhou.cr.aliyuncs.com/alinux3/alinux3:latest
+LABEL MAINTAINER="tianjun@odboy.cn"
+ENV TimeZone=Asia/Shanghai
+ENV JAVA_HOME=/usr/local/java
+ENV PATH="${JAVA_HOME}/bin:$PATH"
+WORKDIR /home/admin
+ADD jdk-21.0.2.tar.gz ./
+RUN ln -snf /usr/share/zoneinfo/$TimeZone /etc/localtime && echo $TimeZone > /etc/timezone; \
+    sed -i 's/mirrors.cloud.aliyuncs.com/mirrors.aliyun.com/' /etc/yum.repos.d/*.repo; \
+    yum install \
+    tar \
+    wget \
+    net-tools  \
+    bind-utils -y; \
+    mv ./jdk-21.0.2 ${JAVA_HOME}; \
+    chmod +x ${JAVA_HOME}/bin/*; \
+    java -version;

CompositeEnv/java21/build.sh

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+curl -O https://download.java.net/java/GA/jdk21.0.2/f2283984656d49d69e91c558476027ac/13/GPL/openjdk-21.0.2_linux-x64_bin.tar.gz
+tar -xzvf openjdk-21.0.2_linux-x64_bin.tar.gz
+rm -f openjdk-21.0.2_linux-x64_bin.tar.gz
+rm -f jdk-21.0.2/lib/src.zip
+tar -czvf jdk-21.0.2.tar.gz jdk-21.0.2
+rm -rf jdk-21.0.2
+docker build -t kenaito-runtime:jdk21 .