https://github.com/mplushnikov/lombok-intellij-plugin/releases ，Plugins -> Install plugin from disk… 选择下载的zip包安装，重启idea即可。
依赖包

 <dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId><version>1.16.20</version><scope>provided</scope></dependency>

测试：
@Slf4j

log.info(“hello”);