application.ymlの一般的な構成

server:
  port: 8081
spring:
  datasource:
    url: jdbc:mysql://localhost:3306/manual?useUnicode=true&useSSL=false&characterEncoding=utf8&serverTimezonne=Asia/Shanghai
    username: root
    password: 123456
    driver-class-name: com.mysql.cj.jdbc.Driver
mybatis-plus:
  mapper-locations: classpath*:/mapper/**Mapper.xml