WriteMessage를 WritePreparedMessage로 변경

core/connection.go

@@ -7,6 +7,7 @@ import (
 	"github.com/gorilla/websocket"
 	"go.mongodb.org/mongo-driver/bson/primitive"
 	"repositories.action2quare.com/ayo/gocommon"
+	"repositories.action2quare.com/ayo/gocommon/logger"
 	"repositories.action2quare.com/ayo/gocommon/wshandler"
 )
 
@@ -89,7 +90,12 @@ func (cs *connections) writeMessage(acc primitive.ObjectID, src any) {
 	}
 
 	if bt, err := json.Marshal(src); err == nil {
-		conn.c.WriteMessage(websocket.TextMessage, bt)
+		pmsg, err := websocket.NewPreparedMessage(websocket.TextMessage, bt)
+		if err != nil {
+			logger.Println("connections.writeMessage failed :", err)
+		} else {
+			conn.c.WritePreparedMessage(pmsg)
+		}
 	}
 }