fix: repair login endpoint registration in auth router

backend/routers/auth.py

@@ -16,7 +16,7 @@ import subprocess
 from .. import models, schemas, database, auth
 from ..logger import log
 
-router = APIRouter(prefix="/auth", tags=["auth"])
+router = APIRouter(prefix="/users", tags=["auth"])
 limiter = Limiter(key_func=get_remote_address)
 pwd_context = CryptContext(schemes=["pbkdf2_sha256"], deprecated="auto")