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, 10 insertions, 2 deletions

diff --git a/services/data-collector/src/data_collector/main.py b/services/data-collector/src/data_collector/main.py
index c778503..170e8b1 100644
--- a/services/data-collector/src/data_collector/main.py
+++ b/services/data-collector/src/data_collector/main.py
@@ -1,4 +1,5 @@
 """Data Collector Service entry point."""
+
 import asyncio
 
 from shared.broker import RedisBroker
@@ -18,7 +19,9 @@ async def run() -> None:
     config = CollectorConfig()
     log = setup_logging("data-collector", config.log_level, config.log_format)
     metrics = ServiceMetrics("data_collector")
-    notifier = TelegramNotifier(bot_token=config.telegram_bot_token, chat_id=config.telegram_chat_id)
+    notifier = TelegramNotifier(
+        bot_token=config.telegram_bot_token, chat_id=config.telegram_chat_id
+    )
 
     db = Database(config.database_url)
     await db.connect()
@@ -28,7 +31,12 @@ async def run() -> None:
     storage = CandleStorage(db=db, broker=broker)
 
     async def on_candle(candle):
-        log.info("candle_received", symbol=candle.symbol, timeframe=candle.timeframe, open_time=str(candle.open_time))
+        log.info(
+            "candle_received",
+            symbol=candle.symbol,
+            timeframe=candle.timeframe,
+            open_time=str(candle.open_time),
+        )
         await storage.store(candle)
         metrics.events_processed.labels(service="data-collector", event_type="candle").inc()