Website (5781) --> UI
|-------------> Envoy (5782) --> Backend (localhost:5783)
Port number indicated in parentheses.
mkdir -p ./build
cd ./build
cmake ../backend
make
cd ./build
./server
rm -rf ./build
cd ./frontend/web
npm run proto:generate
ng serve --host 192.168.1.10 --disable-host-check
cd ./frontend/web
make
make dist
cd ./frontend/envoy
envoy -c ./envoy.yaml
sudo systemctl restart apache2 # if necessary