cors fix

controllers/ws.go

@@ -8,6 +8,15 @@ import (
 )
 
 func (h *Hub) ws(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Access-Control-Allow-Origin", "*")
+	w.Header().Set("Access-Control-Allow-Methods", "GET, OPTIONS")
+	w.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization")
+
+	if r.Method == "OPTIONS" {
+		w.WriteHeader(http.StatusOK)
+		return
+	}
+
 	upgrader := websocket.Upgrader{
 		CheckOrigin: func(r *http.Request) bool { return true },
 	}