01 创建项目

注意 spring boot 版本2.3.1.RELEASE

    4.0.0
    
        org.springframework.boot
        spring-boot-starter-parent
        2.3.1.RELEASE
         
    
    com.example
    demo
    0.0.1-SNAPSHOT
    demo
    Demo project for Spring Boot
    
        1.8
    
    

        
            org.springframework.boot
            spring-boot-starter-web
        

        
        
            org.springframework.cloud
            spring-cloud-starter-oauth2
            2.2.5.RELEASE
        

        
            org.springframework.boot
            spring-boot-starter-security
            2.5.6
        

        
            org.springframework.boot
            spring-boot-starter-jdbc
            2.5.6
            
                
                    org.apache.tomcat
                    tomcat-jdbc
                
            
        

        
            com.zaxxer
            HikariCP
            4.0.3
        

        
            mysql
            mysql-connector-java
            8.0.20
        




        
            io.springfox
            springfox-boot-starter
            3.0.0
        
        
            com.github.xiaoymin
            knife4j-spring-boot-starter
            
            3.0.3
        


        
            org.springframework.boot
            spring-boot-starter-test
            test
        
    

    
        
            
                org.springframework.boot
                spring-boot-maven-plugin
                
                    
                        
                            org.projectlombok
                            lombok
                        
                    
                
            
        
    

server:
  port: 8888
spring:
  application:
    name: doaredo-oauth
  datasource:
    type: com.zaxxer.hikari.HikariDataSource
    driver-class-name: com.mysql.cj.jdbc.Driver
    url: jdbc:mysql://81.68.111.114:3306/doaredo?serverTimezone=UTC&useUnicode=true&characterEncoding-utf8
    username: admin123
    password: 89j&ad#110
    hikari:
      minimum-idle: 5
      idle-timeout: 60000
      maximum-pool-size: 10
      auto-commit: true
      pool-name: MyHikariCP
      max-lifetime: 1
      connection-timeout: 30000
      connection-test-query: SELECT 1
mybatis-plus:
  mapper-locations: classpath:/mapper/**.xml

启动：

登陆成功：