feat: add multi-symbol config (symbols list, correlation_symbols, max_same_direction)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.env.example

@@ -1,9 +1,11 @@
 BINANCE_API_KEY=
 BINANCE_API_SECRET=
-SYMBOL=XRPUSDT
+SYMBOLS=XRPUSDT
+CORRELATION_SYMBOLS=BTCUSDT,ETHUSDT
 LEVERAGE=10
 RISK_PER_TRADE=0.02
 DISCORD_WEBHOOK_URL=
 ML_THRESHOLD=0.55
+MAX_SAME_DIRECTION=2
 BINANCE_TESTNET_API_KEY=
 BINANCE_TESTNET_API_SECRET=

src/config.py

@@ -10,8 +10,11 @@ class Config:
     api_key: str = ""
     api_secret: str = ""
     symbol: str = "XRPUSDT"
+    symbols: list = None
+    correlation_symbols: list = None
     leverage: int = 10
     max_positions: int = 3
+    max_same_direction: int = 2
     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%
@@ -31,3 +34,15 @@ class Config:
         self.margin_min_ratio = float(os.getenv("MARGIN_MIN_RATIO", "0.20"))
         self.margin_decay_rate = float(os.getenv("MARGIN_DECAY_RATE", "0.0006"))
         self.ml_threshold = float(os.getenv("ML_THRESHOLD", "0.55"))
+        self.max_same_direction = int(os.getenv("MAX_SAME_DIRECTION", "2"))
+
+        # symbols: SYMBOLS 환경변수 우선, 없으면 SYMBOL에서 변환
+        symbols_env = os.getenv("SYMBOLS", "")
+        if symbols_env:
+            self.symbols = [s.strip() for s in symbols_env.split(",") if s.strip()]
+        else:
+            self.symbols = [self.symbol]
+
+        # correlation_symbols
+        corr_env = os.getenv("CORRELATION_SYMBOLS", "BTCUSDT,ETHUSDT")
+        self.correlation_symbols = [s.strip() for s in corr_env.split(",") if s.strip()]

tests/test_config.py

@@ -19,3 +19,32 @@ def test_config_dynamic_margin_params():
     assert cfg.margin_max_ratio == 0.50
     assert cfg.margin_min_ratio == 0.20
     assert cfg.margin_decay_rate == 0.0006
+
+
+def test_config_loads_symbols_list():
+    """SYMBOLS 환경변수로 쉼표 구분 리스트를 로드한다."""
+    os.environ["SYMBOLS"] = "XRPUSDT,TRXUSDT,DOGEUSDT"
+    os.environ.pop("SYMBOL", None)
+    cfg = Config()
+    assert cfg.symbols == ["XRPUSDT", "TRXUSDT", "DOGEUSDT"]
+
+
+def test_config_fallback_to_symbol():
+    """SYMBOLS 미설정 시 SYMBOL에서 1개짜리 리스트로 변환한다."""
+    os.environ.pop("SYMBOLS", None)
+    os.environ["SYMBOL"] = "XRPUSDT"
+    cfg = Config()
+    assert cfg.symbols == ["XRPUSDT"]
+
+
+def test_config_correlation_symbols():
+    """상관관계 심볼 로드."""
+    os.environ["CORRELATION_SYMBOLS"] = "BTCUSDT,ETHUSDT"
+    cfg = Config()
+    assert cfg.correlation_symbols == ["BTCUSDT", "ETHUSDT"]
+
+
+def test_config_max_same_direction_default():
+    """동일 방향 최대 수 기본값 2."""
+    cfg = Config()
+    assert cfg.max_same_direction == 2