backend/app/schemas/__init__.py

from backend.app.schemas.base import BaseResponse
from backend.app.schemas.users import (
    UserInteraction, UserBase,
RecommendationItem,
    BasedOnInteraction, RecommendationResponse
)
from backend.app.schemas.events import (
    Activity, EventCreate

)
from backend.app.schemas.travels import (
    TravelCreate
)