code: public Swarm socketBinding(String socketBindingGroup, SocketBinding binding) {
          this.socketBindings.add(new SocketBindingRequest(socketBindingGroup, binding));
          return this;
      }
docs: Add an inbound socket-binding to the container.
  
  <p>In the even the specified {@code socketBindingGroup} does no exist, the socket-binding
  will be completely ignored.</p>
  
  TODO fix the above-mentioned issue.
  
  @param socketBindingGroup The name of the socket-binding group to attach a binding to.
  @param binding            The inbound socket-binding to add.
  @return This container.