update

data-upgrade-demo/pom.xml

@@ -32,6 +32,16 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <version>${springboot.version}</version>
+                <configuration>
+                    <layout>ZIP</layout>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>repackage</goal>
+                        </goals>
+                    </execution>
+                </executions>
             </plugin>
 
             <plugin>