Most cli tools can be easily integrated with continuous integration platforms like GitHub actions / Travis CI. See static analysis tools and code quality one's

Most cli tools can be easily integrated with continuous integration platforms like GitHub actions / Travis CI. See static analysis tools and code quality one's, in php these are Psalm, php-stan, php code sniffer and others. For JavaScript see ESLint with recommended rules from different companies, typescript with allow js turned on to analyse javascript code and other tools for statically checking css, html and more.