@Bean
		@ConditionalOnMissingBean
		@Lazy(false)
		RouterFunctionWebMvcProvider routerFunctionProvider() {
			return new RouterFunctionWebMvcProvider();
		}
Router function provider router function provider.

@return the router function provider
springdoc-openapi-starter-webmvc-api/src/main/java/org/springdoc/webmvc/core/configuration/SpringDocWebMvcConfiguration.java