create RNG in token module

server/channelserver/handlers_event.go

@@ -1,8 +1,8 @@
 package channelserver
 
 import (
+	"erupe-ce/common/token"
 	"math"
-	"math/rand"
 	"time"
 
 	"erupe-ce/common/byteframe"
@@ -95,9 +95,9 @@ func generateFeatureWeapons(count int) activeFeature {
 	}
 	nums := make([]int, 0)
 	var result int
-	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+	rng := token.RNG()
 	for len(nums) < count {
-		num := r.Intn(14)
+		num := rng.Intn(14)
 		exist := false
 		for _, v := range nums {
 			if v == num {