RoutingTrieBuilder<V> add(String path, V value) {
        return add(path, value, true);
    }
Adds a path and a value to be built as {@link RoutingTrie}.

@param path  the path to serve
@param value the value belonging to the path
core/src/main/java/com/linecorp/armeria/server/RoutingTrieBuilder.java