refactor(market_data_recorder): 统一使用lighter_price字段替代lighter_last_trade_price

将字段名从lighter_last_trade_price改为lighter_price以保持命名一致性，同时更新相关代码和数据库写入逻辑

src/record/market_data_recorder.py

@@ -214,11 +214,11 @@ def write_batch_to_questdb(data_batch):
             symbol = data['symbol']
             binance_price = data['binance_price']
             lighter_mark_price = data['lighter_mark_price']
-            lighter_last_trade_price = data['lighter_last_trade_price']
+            lighter_price = data['lighter_price']
             
             # 构建InfluxDB Line Protocol格式
             # 格式: measurement,tag1=value1,tag2=value2 field1=value1,field2=value2 timestamp
-            line = f"{QUESTDB_TABLE_PREFIX}_market_data,symbol={symbol} binance_price={binance_price},lighter_mark_price={lighter_mark_price},lighter_last_trade_price={lighter_last_trade_price}"
+            line = f"{QUESTDB_TABLE_PREFIX}_market_data,symbol={symbol} binance_price={binance_price},lighter_mark_price={lighter_mark_price},lighter_price={lighter_price}"
             lines.append(line)
         
         # 将所有行合并为一个字符串，用换行符分隔
@@ -276,7 +276,7 @@ def process_data(lighter_data, binance_data):
                     'symbol': base_symbol,
                     'binance_price': float(binance_price),
                     'lighter_mark_price': lighter_stats.get('mark_price'),
-                    'lighter_last_trade_price': lighter_stats.get('last_trade_price'),
+                    'lighter_price': lighter_stats.get('last_trade_price'),
                     'timestamp': int(time.time() * 1000)  # 毫秒时间戳
                 }