fix: resolve lint issues and final integration fixes

- Fix ambiguous variable name in binance_rest.py
- Remove unused volumes variable in volume_profile_strategy.py
- Fix import ordering in backtester main.py and test_metrics.py
- Auto-format all files with ruff

1 files changed, 5 insertions, 1 deletions

diff --git a/shared/tests/test_broker.py b/shared/tests/test_broker.py
index d3a3569..ea8b148 100644
--- a/shared/tests/test_broker.py
+++ b/shared/tests/test_broker.py
@@ -1,7 +1,8 @@
 """Tests for the Redis broker."""
+
 import pytest
 import json
-from unittest.mock import AsyncMock, MagicMock, patch
+from unittest.mock import AsyncMock, patch
 
 
 @pytest.mark.asyncio
@@ -12,6 +13,7 @@ async def test_broker_publish():
         mock_from_url.return_value = mock_redis
 
         from shared.broker import RedisBroker
+
         broker = RedisBroker("redis://localhost:6379")
         data = {"type": "CANDLE", "symbol": "BTCUSDT"}
         await broker.publish("candles", data)
@@ -43,6 +45,7 @@ async def test_broker_subscribe_returns_messages():
         ]
 
         from shared.broker import RedisBroker
+
         broker = RedisBroker("redis://localhost:6379")
         messages = await broker.read("candles", last_id="$")
 
@@ -60,6 +63,7 @@ async def test_broker_close():
         mock_from_url.return_value = mock_redis
 
         from shared.broker import RedisBroker
+
         broker = RedisBroker("redis://localhost:6379")
         await broker.close()