web_start.sh

#!/bin/bash
cd webcam
cd frontend
npm install
npm run build
if [ $? -eq 0 ]; then
    echo -e "\033[1;32m\nfrontend build success \033[0m"
else
    echo -e "\033[1;31m\nfrontend build failed\n\033[0m" >&2  exit 1
fi
cd ../..