from flask_sqlalchemy import SQLAlchemy
from flask_mail import Mail
from flask_limiter import Limiter
from flask_limiter.util import get_remote_address

db = SQLAlchemy()
mail = Mail()
limiter = Limiter(
    get_remote_address,
    storage_uri="redis://cache:6379",
    storage_options={"socket_connect_timeout": 30},
    strategy="fixed-window",
)