<dependency>
    <groupId>org.springdoc</groupId>
    <artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
    <version>${org.springdoc.version}</version>
</dependency>

Swagger版本要与springboot  版本对应

2.1.0 ->3.1.2

<org.springdoc.version>2.1.0</org.springdoc.version>

地址：http://localhost:8090/swagger-ui/index.html

增强版

swagger扩展框架 之knife4j

<knife4j.version>4.3.0</knife4j.version>

<dependency>
    <groupId>com.github.xiaoymin</groupId>
    <artifactId>knife4j-openapi3-jakarta-spring-boot-starter</artifactId>
    <version>${knife4j.version}</version>
</dependency>

地址：http://localhost:8090/doc.html#/home

配置

# springdoc-openapi项目配置
springdoc:
  swagger-ui:
    path: /swagger-ui.html
    tags-sorter: alpha
    operations-sorter: alpha
  api-docs:
    path: /v3/api-docs
  group-configs:
    - group: 'default'
      paths-to-match: '/**'
      packages-to-scan: com.example.activiti.controller
# knife4j的增强配置，不需要增强可以不配
knife4j:
  enable: true
  setting:
    language: en

Knife4j · 集Swagger2及OpenAPI3为一体的增强解决方案. | Knife4j (xiaominfo.com)