4dkankan-utils com.fdkankan 3.0.0-SNAPSHOT 4.0.0 4dkankan-utils-email org.springframework spring-context org.springframework spring-beans com.alibaba fastjson org.slf4j slf4j-api org.apache.commons commons-lang3 org.springframework.boot spring-boot-starter-mail 2.0.6.RELEASE org.springframework.boot spring-boot-starter-thymeleaf 2.0.6.RELEASE