diff --git a/Dockerfile b/Dockerfile
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+FROM alpine:3.13 as build
+
+RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories && apk --no-cache add openjdk9
+
+RUN /usr/lib/jvm/default-jvm/bin/jlink \
+    --compress=2 \
+    --module-path /usr/lib/jvm/default-jvm/jmods \
+    --add-modules java.base,java.logging,java.xml,jdk.unsupported,java.sql,java.naming,java.desktop,java.management,java.security.jgss,java.instrument \
+    --output /jdk-minimal
+
+WORKDIR /build
+
+FROM alpine:3.13
+
+# 设置时区为上海
+RUN apk add tzdata && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
+    && echo "Asia/Shanghai" > /etc/timezone \
+    && apk del tzdata
+
+COPY --from=build /jdk-minimal /opt/jdk/
+ENV JAVA_HOME=/opt/jdk PATH="/opt/jdk/bin:$PATH"
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