One: Modify the default controller
vendor/thinkcmf/cmf/src/config/app.php
You can copy this app file and put it in /data/config/app.php, app.php in this directory
Two: Modify the default controller and default method name
vendor/thinkcmf/cmf/src/config/route.php
Three: The website sets the default voice package
/vendor/thinkcmf/cmf/src/config/lang.php