// system update, there could be changes to the state of store version
apt-get update && apt-get upgrade
//check linux version ( 2021.01.19. current: apt/stable 2.1.15, Linux 4.4.23+)
termux-info
// Access Android and Chrome hardware features.
apt install termux-api
// install nodejs
apt install nodejs
//check npm version ( 2021.01.19. current: 6.14.10)
npm -v
// check node version (current: v14.15.4)
node -v