Is Alai in love with Ender?

Could you elaborate on the relationship dynamics between Alai and Ender as portrayed in the text? Is there a hint of romantic affection or does their interaction solely stem from camaraderie and shared experiences? Are there any subtle cues or overt declarations that might suggest Alai harbors romantic feelings towards Ender? Additionally, how does the narrative portray their interactions, and does it leave room for interpretation in terms of their emotional attachment?