Add trend MACD spot strategy

tests/test_config.py

@@ -63,10 +63,11 @@ def test_llm_advisor_is_disabled_by_default(tmp_path, monkeypatch) -> None:
     assert settings.llm_advisor_enabled is False
 
 
-def test_default_symbols_are_fixed_six_pairs(tmp_path, monkeypatch) -> None:
+def test_default_symbols_are_fixed_trend_pairs(tmp_path, monkeypatch) -> None:
     monkeypatch.delenv("AUTO_SELECT_SYMBOLS", raising=False)
     monkeypatch.delenv("TOP_SYMBOLS_COUNT", raising=False)
     monkeypatch.delenv("SYMBOLS", raising=False)
+    monkeypatch.delenv("STRATEGY_MODE", raising=False)
     monkeypatch.setenv("TRADING_MODE", "paper")
     env_file = tmp_path / ".env"
     env_file.write_text("TRADING_MODE=paper\nSYMBOLS=\n", encoding="utf-8")
@@ -74,5 +75,9 @@ def test_default_symbols_are_fixed_six_pairs(tmp_path, monkeypatch) -> None:
     settings = load_settings(env_file)
 
     assert settings.auto_select_symbols is False
-    assert settings.top_symbols_count == 6
+    assert settings.top_symbols_count == 3
     assert settings.symbols == FIXED_SPOT_SYMBOLS
+    assert settings.strategy_mode == "trend_macd"
+    assert settings.base_interval == "60"
+    assert settings.trend_interval == "D"
+    assert settings.risk_per_trade_percent == 0.01