import os REDIS_URL = os.environ.get('REDIS_URL') or 'redis://localhost:6379' WEBHOOK = os.environ.get('VERCEL_URL') or 'http://localhost:8000' WELCOME_MSG = os.environ.get('WELCOME_MSG') or "Welcome! Press the button or wait for a few others' connections" BUTTON_OK = os.environ.get('BUTTON_OK') or 'Ok' BUTTON_VOUCH = os.environ.get('BUTTON_VOUCH') or 'My connection!' BUTTON_NO = os.environ.get('BUTTON_NO') or 'No' CHAT_ID = os.environ.get('CHAT_ID').replace("-", "-100") FEEDBACK_CHAT_ID = os.environ.get('FEEDBACK_CHAT_ID').replace("-", "-100")