refactor(discord-cross): 使用模块专用日志记录器替换全局日志记录器

将各模块中的全局日志记录器替换为模块专用日志记录器，以提供更清晰的日志来源标识
同时在适配器中添加会话状态检查和重连机制，提升消息发送的可靠性

src/neobot/adapters/discord_adapter.py

@@ -188,7 +188,12 @@ class DiscordAdapter(discord.Client if DISCORD_AVAILABLE else object):
                 self.logger.error(f"[DiscordAdapter] 未找到频道: {channel_id}")
                 return
             
-            self.logger.info(f"[DiscordAdapter] 正在发送消息到频道 {channel_id}")
+            # 检查会话状态
+            if not self.is_closed():
+                self.logger.info(f"[DiscordAdapter] 正在发送消息到频道 {channel_id}")
+            else:
+                self.logger.error(f"[DiscordAdapter] 会话已关闭，无法发送消息到频道 {channel_id}")
+                return
             
             embed = None
             if embed_data:
@@ -271,9 +276,20 @@ class DiscordAdapter(discord.Client if DISCORD_AVAILABLE else object):
                             self.logger.error(f"[DiscordAdapter] 下载附件失败: {attachment_url}, 错误: {e}")
             
             if content or files or embed:
-                await channel.send(content=content, files=files if files else None, embed=embed)
-                
-            self.logger.success(f"[DiscordAdapter] 消息已发送到频道 {channel_id}")
+                try:
+                    await channel.send(content=content, files=files if files else None, embed=embed)
+                    self.logger.success(f"[DiscordAdapter] 消息已发送到频道 {channel_id}")
+                except Exception as send_error:
+                    self.logger.error(f"[DiscordAdapter] 发送消息失败 (channel.send): {send_error}")
+                    # 如果发送失败，尝试检查会话状态
+                    if self.is_closed():
+                        self.logger.warning(f"[DiscordAdapter] 会话已关闭，将触发重连")
+                        await self.close()
+                        # 重新启动客户端
+                        asyncio.create_task(self.start_client())
+                    raise
+            else:
+                self.logger.debug(f"[DiscordAdapter] 没有内容需要发送到频道 {channel_id}")
             
         except Exception as e:
             self.logger.error(f"[DiscordAdapter] 发送消息失败: {e}")