Update NettyWebSocketServer.java

feat(main):netty服务，worker的EventLoopGroup大小根据当前cpu核心数动态获取

mallchat-custom-server/src/main/java/com/abin/mallchat/custom/user/websocket/NettyWebSocketServer.java

@@ -15,6 +15,7 @@ import io.netty.handler.logging.LogLevel;
 import io.netty.handler.logging.LoggingHandler;
 import io.netty.handler.stream.ChunkedWriteHandler;
 import io.netty.handler.timeout.IdleStateHandler;
+import io.netty.util.NettyRuntime;
 import io.netty.util.concurrent.Future;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.annotation.Configuration;
@@ -28,7 +29,7 @@ public class NettyWebSocketServer {
     public static final int WEB_SOCKET_PORT = 8090;
     // 创建线程池执行器
     private EventLoopGroup bossGroup = new NioEventLoopGroup(1);
-    private EventLoopGroup workerGroup = new NioEventLoopGroup(8);
+    private EventLoopGroup workerGroup = new NioEventLoopGroup(NettyRuntime.availableProcessors());
 
     /**
      * 启动 ws server