Per-shell switching, the taskbar indicator, tray menu, full GUI window, and TUI picker. Each one rings the part that shows which PHP is in play.
php shim on your PATH reads PHPVM_SHELL_VERSION
resolution: shell pin > project > global
phpvm global
Auto-detect from project reads .php-version for the current cwd
or pick a folder explicitly
cli · fpm · apache2 · xdebug · EOL
FPM status pill flips live as you switch
g global · p project · q quit
a php shim on your PATH, no sudo