Open startup terminal as a floating window

src/lib/desktop/windows.svelte.ts

@@ -52,9 +52,10 @@ class WindowManager {
 		return id in this.floatingRects;
 	}
 
-	openTerminal(startupCommand = '') {
+	openTerminal(startupCommand = '', options: { floating?: boolean } = {}) {
 		const terminal = { id: `kitty-${this.nextTerminalNumber++}`, startupCommand };
 		this.terminals.push(terminal);
+		if (options.floating) this.floatingRects[terminal.id] = null;
 		this.focus(terminal.id);
 	}