<dependency>
                <groupId>com.github.xiaoymin</groupId>
                <artifactId>knife4j-openapi3-spring-boot-starter</artifactId>
                <version>4.1.0</version>
            </dependency>

    @Bean
    public OpenAPI openApi() {
        HashMap<String, SecurityScheme> map = new HashMap<>();
        map.put("clientCredentials",
                new SecurityScheme().type(SecurityScheme.Type.OAUTH2)
                        .flows(new OAuthFlows().clientCredentials(
                                new OAuthFlow().tokenUrl("http://localhost:10001/oauth2/token")
                                        .scopes(new Scopes().addString("font", "font"))
                        )));
        map.put("password", new SecurityScheme().type(SecurityScheme.Type.OAUTH2)
                .flows(new OAuthFlows().password(
                        new OAuthFlow().tokenUrl("http://localhost:10001/oauth2/token")
                                .scopes(new Scopes().addString("sys", "sys"))
                )));
        return new OpenAPI().info(new Info()
                        .title(TITLE).description(DESCRIPTION)
                        .termsOfService(SITE).contact(new Contact().name(DEVELOPER).url(SITE).email(EMAIL))
                        .version("1.0.0"))
                .components(new Components().securitySchemes(map))
                .addSecurityItem(new SecurityRequirement().addList("clientCredentials").addList("password"));
    }