Confessed my hg, fu*ked everything up

So me and hg we were preparing for neet. We used to be on calls all day long studying and during all this i got attached to her thought now that exam is over I should confess. Got rejected but she wants me to keep the friendship she pleaded to keep the friendship as i am one of few bestfriend and idk how this will work cuz I cant stay in this friendzone and she doesn't want to be in a relationship rn saying after getting a college we will be busy in our own life anyways. Dont know what to do mc