优化时间戳处理，使用本地时区转换以提高准确性

main.py

@@ -3,7 +3,7 @@
 import json
 import time
 import subprocess
-from datetime import datetime, timezone
+from datetime import datetime
 from collections import defaultdict
 import logging
 from pathlib import Path
@@ -70,9 +70,8 @@ def calculate_daily_stats(transactions):
     )
 
     for tx in transactions:
-        date = datetime.fromtimestamp(tx["blockTimestamp"], timezone.utc).strftime(
-            "%Y-%m-%d"
-        )
+        # 使用本地时区转换时间戳
+        date = datetime.fromtimestamp(tx["blockTimestamp"]).strftime("%Y-%m-%d")
         price = tx.get("price", 0)
         tokens_sold = tx.get("tokensSold", 0)