```

feat(middleware): 添加WebSocket服务端处理器

添加了WebSocket服务端处理器，支持WebSocket连接的升级和处理，
包括授权验证功能的实现

fix(fight): 修复NPC战斗逻辑中的问题

移除了NPC回合结束时的调试输出，优化了NPC技能选择逻辑，
确保只选择可使用的技能，并添加了NPC动作执行

modules/base/middleware/server.go

@@ -0,0 +1,97 @@
+package middleware
+
+import (
+	"context"
+	"encoding/json"
+	"net"
+	"time"
+
+	"github.com/gogf/gf/v2/frame/g"
+	"github.com/gogf/gf/v2/os/glog"
+	"github.com/gogf/gf/v2/util/gconv"
+	"github.com/lxzan/gws"
+)
+
+type ServerHandler struct {
+	gws.BuiltinEventHandler
+	port   int
+	target net.Conn
+}
+
+func (c *ServerHandler) OnOpen(socket *gws.Conn) {
+	// target, err := net.Dial("tcp", "127.0.0.1:"+gconv.String(c.port))
+
+	// if err != nil {
+	// 	glog.Debug(context.Background(), "连接失败")
+	// }
+	// c.target = target
+	// //errChan := make(chan error, 2)
+	// if c.target == nil {
+	// 	return
+	// }
+	// go func(conn net.Conn, socket *gws.Conn) {
+	// 	reader := bufio.NewReader(conn)
+	// LOOP:
+	// 	for {
+
+	// 		//	select {
+	// 		//	default:
+	// 		packlen, err := reader.Peek(4)
+
+	// 		if err != nil {
+	// 			socket.WriteClose(1000, nil)
+	// 			break LOOP
+	// 		}
+
+	// 		length := int32(binary.BigEndian.Uint32(packlen))
+
+	// 		data := make([]byte, length)
+	// 		io.ReadFull(reader, data)
+
+	// 		//pack_Ver := data[4] //因为包体已经解析，所以这里直接取0
+	// 		//	var pack = make([]byte, length)
+
+	// 		socket.WriteMessage(gws.OpcodeBinary, data)
+	// 		//t.event.RecvServerHandler(pack)
+	// 		//	client.OnReceiveBase(client, pack, length)
+
+	// 	}
+	// }(c.target, socket)
+	// //err = <-errChan
+	// if err != io.EOF {
+	// 	log.Println("proxy error:", err)
+
+	// }
+}
+
+func (c *ServerHandler) OnPing(socket *gws.Conn, payload []byte) {
+	_ = socket.SetDeadline(time.Now().Add(2 * PingInterval))
+	_ = socket.WritePong(nil)
+}
+
+func (c *ServerHandler) OnPong(socket *gws.Conn, payload []byte) {}
+
+func (c *ServerHandler) OnMessage(socket *gws.Conn, gwsmessage *gws.Message) {
+	//socket.WriteMessage(gwsmessage.Opcode, gwsmessage.Bytes())
+
+	for i := 0; i < 4; i++ {
+		jsondata := g.Map{"type": 1, "message": "hel " + gconv.String(i)}
+		json, _ := json.Marshal(jsondata)
+		socket.WriteMessage(gwsmessage.Opcode, json)
+	}
+	jsondata := g.Map{"type": 0, "message": "hel"}
+	json, _ := json.Marshal(jsondata)
+	socket.WriteMessage(gwsmessage.Opcode, json)
+	//fmt.Println(gwsmessage.Bytes())
+
+}
+
+func (c *ServerHandler) OnClose(socket *gws.Conn, err error) {
+
+	glog.Debug(context.Background(), "断开连接")
+	if c.target != nil {
+		c.target.Close()
+
+	}
+
+}