Step 1:

• image.png

Step 2:

shift+alt+command+/ 点击Registry

image.png

勾上下面这个

image.png

Step 3:

pom.xml添加

    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-devtools</artifactId>
        <optional>true</optional>
    </dependency>

    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <configuration>
                    <fork>true</fork>
                </configuration>
            </plugin>
        </plugins>
    </build>

Step 4:

重启IDEA， mac环境亲测有效！