My bsf replaced me

My bsf replaced me n honestly I j feel so lost rn. I only hung out w her once this entire summer n she’s been hanging out w this other girl sm more. Idk what to do everyone alr has their bsfs so I’m not close anymore. I’m thinking of transferring schools j to leave that part in the past n move on to make new friends. This has happened to me b4 with her and another ex friend and it hurts sm like idek what to do atp :( ive been feelingso depressed lately. Anyone else feel the same?

Anyways that’s all have a good day guys 🥳🥳👍😆