run this command to install stable release of phpstorm
sudo snap install phpstorm --classic
setup instructions for php-cs-fixer are https://gist.github.com/bhushangaykawad/e2779b2cd587aebe0dee6063e2f6cd94 here.
add following lines in ~/.vimrc if you have installed ideavim plugin
inoremap jj <Esc>
set clipboard+=unnamed