refactor(project): make pyright & ruff happy

app/service/online_status_maintenance.py

@@ -4,10 +4,10 @@
 此模块提供在游玩状态下维护用户在线状态的功能，
 解决游玩时显示离线的问题。
 """
+
 from __future__ import annotations
 
 import asyncio
-from datetime import datetime, timedelta
 
 from app.dependencies.database import get_redis
 from app.log import logger
@@ -17,32 +17,32 @@ from app.router.v2.stats import REDIS_PLAYING_USERS_KEY, _redis_exec, get_redis_
 async def maintain_playing_users_online_status():
     """
     维护正在游玩用户的在线状态
-    
+
     定期刷新正在游玩用户的metadata在线标记，
     确保他们在游玩过程中显示为在线状态。
     """
     redis_sync = get_redis_message()
     redis_async = get_redis()
-    
+
     try:
         # 获取所有正在游玩的用户
         playing_users = await _redis_exec(redis_sync.smembers, REDIS_PLAYING_USERS_KEY)
-        
+
         if not playing_users:
             return
-            
+
         logger.debug(f"Maintaining online status for {len(playing_users)} playing users")
-        
+
         # 为每个游玩用户刷新metadata在线标记
         for user_id in playing_users:
             user_id_str = user_id.decode() if isinstance(user_id, bytes) else str(user_id)
             metadata_key = f"metadata:online:{user_id_str}"
-            
+
             # 设置或刷新metadata在线标记，过期时间为1小时
             await redis_async.set(metadata_key, "playing", ex=3600)
-            
+
         logger.debug(f"Updated metadata online status for {len(playing_users)} playing users")
-        
+
     except Exception as e:
         logger.error(f"Error maintaining playing users online status: {e}")
 
@@ -50,11 +50,11 @@ async def maintain_playing_users_online_status():
 async def start_online_status_maintenance_task():
     """
     启动在线状态维护任务
-    
+
     每5分钟运行一次维护任务，确保游玩用户保持在线状态
     """
     logger.info("Starting online status maintenance task")
-    
+
     while True:
         try:
             await maintain_playing_users_online_status()