1.idea问题
POM
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>4.0.0</version> <relativePath/> <!-- lookup parent from repository --> </parent> <groupId>com.jmj</groupId> <artifactId>hotDeploymentTesting</artifactId> <version>0.0.1-SNAPSHOT</version> <name>hotDepl