feat: Config 모듈 추가 (Notion 연동 포함)

Made-with: Cursor

src/config.py

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+import os
+from dataclasses import dataclass
+from dotenv import load_dotenv
+
+load_dotenv()
+
+
+@dataclass
+class Config:
+    api_key: str = ""
+    api_secret: str = ""
+    symbol: str = "XRPUSDT"
+    leverage: int = 10
+    risk_per_trade: float = 0.02
+    max_positions: int = 3
+    stop_loss_pct: float = 0.015    # 1.5%
+    take_profit_pct: float = 0.045  # 4.5% (3:1 RR)
+    trailing_stop_pct: float = 0.01  # 1%
+    notion_token: str = ""
+    notion_database_id: str = ""
+
+    def __post_init__(self):
+        self.api_key = os.getenv("BINANCE_API_KEY", "")
+        self.api_secret = os.getenv("BINANCE_API_SECRET", "")
+        self.symbol = os.getenv("SYMBOL", "XRPUSDT")
+        self.leverage = int(os.getenv("LEVERAGE", "10"))
+        self.risk_per_trade = float(os.getenv("RISK_PER_TRADE", "0.02"))
+        self.notion_token = os.getenv("NOTION_TOKEN", "")
+        self.notion_database_id = os.getenv("NOTION_DATABASE_ID", "")