This PR adds desktop management commands get_desktop_environment, set_wallpaper and window management commands open, launch, get_current_window_id, get_application_windows, get_window_name, etc. to the Computer interface. These commands are useful for setting up a specific scenario, which is needed for computer-use evaluations or testing.

New Commands

Desktop Management

• get_desktop_environment() -> str
• set_wallpaper(path: str) -> None

Window Management

• open(target: str) -> None
• launch(app: str, args: list[str] | None = None) -> int | None
• get_current_window_id() -> str
• get_application_windows(app: str) -> list[str]
• get_window_name(window_id: str) -> str
• get_window_size(window_id: str) -> tuple[int, int]
• activate_window(window_id: str) -> None
• close_window(window_id: str) -> None
• get_window_title(window_id: str) -> str
• window_size(window_id: str) -> tuple[int, int]
• set_window_size
• set_window_position
• get_window_position

Example Usage:

# Launch applications
await computer.interface.launch("xfce4-terminal")
await computer.interface.launch("libreoffice --writer")
await computer.interface.open("https://www.google.com")

# Window management
windows = await computer.interface.get_application_windows("xfce4-terminal")
window_id = windows[0]
await computer.interface.activate_window(window_id)

window_id = await computer.interface.get_current_window_id()  # active window id
await computer.interface.window_size(window_id)
await computer.interface.get_window_title(window_id)
await computer.interface.get_window_position(window_id)
await computer.interface.set_window_size(window_id, 1200, 800)
await computer.interface.set_window_position(window_id, 100, 100)
await computer.interface.maximize_window(window_id)
await computer.interface.minimize_window(window_id)
await computer.interface.close_window(window_id)