sudo apt-get install libgtk-3-dev libboost-all-dev libcurl4-openssl-dev
git clone https://github.com/zaphoyd/websocketpp wpp
sudo rm -rf /usr/local/include/websocketpp
sudo mv wpp/websocketpp /usr/local/include/websocketpp
Also, please clone and build the sr25519-crust library as instructed in its repository: https://github.com/Warchant/sr25519-crust.git
Also, you will need to build and install Polkadot C++ API as described here: https://github.com/usetech-llc/polkadot_api_cpp
cmake .
make
bin/polkaui