Исправлена гонка записи в сокет

socket/struct/connection.go

@@ -1,11 +1,38 @@
 package connection
 
 import (
+	"sync"
+
 	"github.com/gorilla/websocket"
 )
 
 type Connection struct {
 	Identificator string
-	//Подсоединенный сокет
-	Socket *websocket.Conn
+	Socket        *websocket.Conn
+
+	writeMu sync.Mutex
+	closeMu sync.Mutex
+	closed  bool
+}
+
+func (c *Connection) WriteBinary(payload []byte) error {
+	c.writeMu.Lock()
+	defer c.writeMu.Unlock()
+	return c.Socket.WriteMessage(websocket.BinaryMessage, payload)
+}
+
+func (c *Connection) WriteJSON(v any) error {
+	c.writeMu.Lock()
+	defer c.writeMu.Unlock()
+	return c.Socket.WriteJSON(v)
+}
+
+func (c *Connection) Close() error {
+	c.closeMu.Lock()
+	defer c.closeMu.Unlock()
+	if c.closed {
+		return nil
+	}
+	c.closed = true
+	return c.Socket.Close()
 }