public SELF connect(String pathPattern) {
        addRouteBuilder(pathPattern, CONNECT);
        return self();
    }
Sets the path pattern that an {@link HttpService} will be bound to, only supporting
{@link HttpMethod#CONNECT} requests.
Please refer to the <a href="https://armeria.dev/docs/server-basics#path-patterns">Path patterns</a>
in order to learn how to specify a path pattern.

@throws IllegalArgumentException if the specified path pattern is invalid
core/src/main/java/com/linecorp/armeria/server/AbstractBindingBuilder.java