update serialization

internal/utils/validation.go

@@ -0,0 +1,14 @@
+package utils
+
+import (
+	"github.com/go-playground/validator/v10"
+	E "github.com/yusing/go-proxy/internal/error"
+)
+
+var validate = validator.New()
+
+var ErrValidationError = E.New("validation error")
+
+func Validator() *validator.Validate {
+	return validate
+}