feat(build): add Dockerfile

Dockerfile

@@ -0,0 +1,49 @@
+FROM maven:3.9-eclipse-temurin-17-alpine AS build
+
+WORKDIR /app
+
+# 给 maven 配置阿里云镜像
+RUN --mount=type=cache,target=/root/.m2 \
+    mkdir -p /root/.m2 \
+    && echo "<settings>\
+    <mirrors>\
+    <mirror>\
+    <id>gdutnic</id>\
+    <name>gdutnic maven</name>\
+    <url>http://mirrors.gdut.edu.cn/nexus/repository/maven-public/</url>\
+    <mirrorOf>central</mirrorOf>\
+    </mirror>\
+   <mirror>\
+    <id>alimaven</id>\
+    <mirrorOf>central</mirrorOf>\
+    <name>aliyun maven</name>\
+    <url>https://maven.aliyun.com/repository/public</url>\
+    </mirror>\
+    </mirrors>\
+    </settings>" > /root/.m2/settings.xml
+
+COPY pom.xml ./pom.xml
+
+COPY src ./src
+
+RUN --mount=type=cache,target=/root/.m2 \
+    mvn package  -am -DskipTests
+
+RUN mkdir -p /layers && \
+    cp /app/target/SIMS-0.0.1-SNAPSHOT.jar /layers/target.jar && \
+    cd /layers && \
+    java -Djarmode=layertools -jar /layers/target.jar extract
+
+FROM eclipse-temurin:17-jre AS runtime
+
+WORKDIR /app
+
+COPY --from=build /layers/dependencies/ .
+COPY --from=build /layers/snapshot-dependencies/ .
+COPY --from=build /layers/spring-boot-loader/ .
+COPY --from=build /layers/application/ .
+
+EXPOSE 8080
+
+# 执行命令
+ENTRYPOINT [ "java",  "org.springframework.boot.loader.JarLauncher" ]

pom.xml

@@ -144,6 +144,10 @@
                             <artifactId>lombok</artifactId>
                         </exclude>
                     </excludes>
+                    <layers>
+                        <enabled>true</enabled>
+                    </layers>
+
                 </configuration>
             </plugin>
         </plugins>