feat: refactor portfolio strategy references

app/domain/models.py

@@ -2,9 +2,9 @@
 
 from __future__ import annotations
 
-from dataclasses import dataclass, field
+from dataclasses import dataclass
 from datetime import datetime
-from typing import Any, Protocol, runtime_checkable
+from typing import Protocol, runtime_checkable
 
 
 @dataclass
@@ -22,13 +22,12 @@ class Portfolio:
     broker: str
     status: str
     symbol: str
-    strategy_name: str
-    strategy_params: dict[str, Any] = field(default_factory=dict)
     cash_balance: float = 0.0
     asset_quantity: float = 0.0
     price: float = 0.0
     profit_buffer: float = 0.0
-    current_strategy_set_id: str | None = None
+    active_strategy_id: str | None = None
+    avabile_strategies: list[str] | None = None
     created_at: datetime | None = None
     updated_at: datetime | None = None
     last_trade_at: datetime | None = None