Idk what I should do honestly

this well but like I think I like my bestfriend...I don't rlly think I'm bi but like if she told me she likes me I wouldn't turn her down...cuz when we were in 8th we would always get chosen in competitions n I would win or we both would lose..if I sum it up I was the tr fav back then..but ever since highschool started we got closer n started coming at par...Idk what happened n suddenly I started getting quiter n she got more popular or more accurately liked by everyone...at first I didn't mind cuz I wasn't doing any worse then her but then there was always an after feeling in my chest of hurt whenever she got smt which I didn't...ik that makes me a bad friend but I can't help it...idk if it's cuz I like her as a person or like like her....since last yr we got even closer n I hv started liking her? smt like that but the thing is ik she won't ever like me back or at least try to...she is religious so she is against lgbtq (hold up before u make assumptions she isn't homophobic just like against HER being in the community iykwim) but she keeps giving me mixed ideas bro..like she sometimes flirts with me n ig it's as a friend but then there r moments which don't seem that way n idk what to do abt it. she is honestly the only person I ever liked liked n I don't find interest in anyone else but don't think I'm lesbian either I might be delusional but I need help here...Ever since I started my junior yr in highschool I hv been questioning myself...idk I need help