private static EndpointInfo endpointInfo(Route route, String hostnamePattern) {
        final List<String> paths = route.paths();
        return EndpointInfo.builder(hostnamePattern, RouteUtil.EXACT + paths.get(0))
                           .availableMimeTypes(availableMimeTypes(route))
                           .build();
    }
A {@link DocServicePlugin} implementation that supports the {@link AbstractGraphqlService}.
graphql/src/main/java/com/linecorp/armeria/internal/server/graphql/GraphqlDocServicePlugin.java