<build> <!--定义jar文件名,可以自定义--> <finalName>${project.name}-${project.version}</finalName> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> <!--指定主类,建议手动指定--> <configuration> <mainClass>io.pumelo.HelloApplication</mainClass> </configuration>