feat: trade executor — risk management and order execution

services/trade_executor/config.py

@@ -0,0 +1,18 @@
+"""Configuration for the trade executor service."""
+
+from shared.config import BaseConfig
+
+
+class TradeExecutorConfig(BaseConfig):
+    """Extends BaseConfig with trade-executor-specific settings."""
+
+    max_position_pct: float = 0.05
+    max_total_exposure_pct: float = 0.80
+    max_positions: int = 20
+    default_stop_loss_pct: float = 0.03
+    cooldown_minutes: int = 30
+    alpaca_api_key: str = ""
+    alpaca_secret_key: str = ""
+    paper_trading: bool = True
+
+    model_config = {"env_prefix": "TRADING_"}