This package is a slice from the great project gzweb. It is intended to provide a reusable adapter between nodejs applications and Gazebo's gzserver
The project needs a C++ compiler and depends on jansson to handle JSON data whitin C++ and Gazebo headers to compile.
In order to install Gazebo headers, you need to add OSRF PPA repo and keys. You may find detailed instructions in Gazebo installation page
sudo sh -c 'echo "deb http://packages.osrfoundation.org/gazebo/ubuntu-stable `lsb_release -cs` main" > /etc/apt/sources.list.d/gazebo-stable.list'
wget https://packages.osrfoundation.org/gazebo.key -O - | sudo apt-key add -
FInally, you can install all dependencies with
sudo apt install -y libgazebo11-dev libjansson-dev cmake build-essential