OS-level control — apps, volume, brightness, screenshots
Controls Windows OS — launches apps, manages volume, brightness, screenshots, and lock screen.
system_open_app checks if window already exists via PyGetWindowsystem_close_app finds the window by name, focuses it, then sends Alt+F4system_open_app(app_name) — launch or focus an applicationsystem_close_app(app_name) — close an application windowsystem_set_volume(level) — set system volume 0-100system_mute() — toggle system mutesystem_set_brightness(level) — set screen brightness 0-100system_screenshot(save_path) — capture screenshot (saved to Desktop by default)system_lock_screen() — lock Windows sessionsystem_send_hotkey(keys) — send key combination, e.g. "ctrl+c"keyboard_press(key) — press a single key or combo, e.g. "Enter", "alt+f4"keyboard_type(text) — type text at cursor position