在pom.xml裏配置

<plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-shade-plugin</artifactId>
                <version>1.2.1</version>
                <executions>
                    <execution
 
>
                        <phase>package</phase>
                        <goals>
                            <goal>shade</goal>
                        </goals>
                        <configuration>
                            <transformers>
                                <
 
transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                    <mainClass>com.example.demo.DemoApplication</mainClass>
                                </transformer>
                            </transformers
 
>
                        </configuration>
                    </execution>
                </executions>
            </plugin>

生成的包就可以在服務器上 使用命令啟動：java -jar demo.jar

spring boot 發布成包所需插件