Usage:
$ git clone https://github.com/wuxb45/rc.git
$ cd rc
$ ./install.sh

Node.js for vim/neovim Copilot in Ubuntu:

$ curl -sL https://deb.nodesource.com/setup_22.x -o /tmp/nodesource_setup.sh
$ sudo bash /tmp/nodesource_setup.sh
$ sudo apt install nodejs