README 文件修改

pkg/utils/random.go

@@ -1,28 +0,0 @@
-package utils
-
-import (
-	"math/rand"
-	"time"
-)
-
-func init() {
-	rand.Seed(time.Now().UnixNano())
-}
-
-func GenerateVerificationCode(length int) string {
-	digits := "0123456789"
-	code := make([]byte, length)
-	for i := range code {
-		code[i] = digits[rand.Intn(len(digits))]
-	}
-	return string(code)
-}
-
-func GenerateRandomString(length int) string {
-	chars := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
-	result := make([]byte, length)
-	for i := range result {
-		result[i] = chars[rand.Intn(len(chars))]
-	}
-	return string(result)
-}