feat(withdraw): add user withdrawal flow using CryptoPay

config.py

@@ -5,8 +5,8 @@ from dotenv import load_dotenv
 from concurrent.futures import ThreadPoolExecutor
 from pathlib import Path
 
-from models.config import BotConfig
 from models.stats import BotStats
+from models.config import BotConfig
 
 BASE_DIR = Path(__file__).resolve().parent
 
@@ -22,6 +22,7 @@ def _env_int(name: str, default: int) -> int:
     raw = os.getenv(name)
     if raw is None or raw == "":
         return default
+
     return int(raw)
 
 
@@ -29,6 +30,7 @@ def _env_float(name: str, default: float) -> float:
     raw = os.getenv(name)
     if raw is None or raw == "":
         return default
+
     return float(raw)
 
 
@@ -36,21 +38,23 @@ def _env_bool(name: str, default: bool) -> bool:
     raw = os.getenv(name)
     if raw is None or raw == "":
         return default
+
     return raw.strip().lower() in {"1", "true", "yes", "on"}
 
 
 load_dotenv()
 
 BOT_TOKEN = os.getenv("BOT_TOKEN", "")
-LOG_BOT_TOKEN = os.getenv("LOG_BOT_TOKEN", "") or None
-
+LOG_BOT_TOKEN = os.getenv("LOG_BOT_TOKEN", BOT_TOKEN) or None
 ADMIN_ID = _env_int("ADMIN_ID", 0)
+
 CRYPTO_PAY_TOKEN = os.getenv("CRYPTO_PAY_TOKEN", "")
 CRYPTO_PAY_NETWORK = os.getenv("CRYPTO_PAY_NETWORK", "MAINNET")
+CRYPTO_PAY_ASSET = os.getenv("CRYPTO_PAY_ASSET", "USDT")
 
 SHOP_NAME = os.getenv("SHOP_NAME", "KILL UNONY MOM")
-SHOP_CHANNEL = os.getenv("SHOP_CHANNEL", "https://t.me/bot399_start_bot")
-BOT_USERNAME = os.getenv("BOT_USERNAME", "bot399_start_bot")
+SHOP_CHANNEL = os.getenv("SHOP_CHANNEL", "")
+BOT_USERNAME = os.getenv("BOT_USERNAME", "")
 
 DATABASE_DIR = _resolve_path("DATABASE_DIR", "Users")
 COOKIE_FILES_DIR = _resolve_path("COOKIE_FILES_DIR", "Cookies")