protected String calculateServerUrl(ServerHttpRequest serverHttpRequest, String apiDocsUrl, Locale locale) {
		initOpenAPIBuilder(locale);
		String serverUrl = getServerUrl(serverHttpRequest, apiDocsUrl);
		return openAPIService.calculateServerBaseUrl(serverUrl, serverHttpRequest);
	}
Calculate server url.

@param serverHttpRequest the server http request
@param apiDocsUrl        the api docs url
@param locale            the locale
springdoc-openapi-starter-webflux-api/src/main/java/org/springdoc/webflux/api/OpenApiResource.java