邮件优化

src/server/db/SqlStruct.go

@@ -481,6 +481,9 @@ type SqlServerMailStruct struct {
 	SubTitleEn    string `db:"subTitle_en"`
 	TitleEn       string `db:"title_en"`
 	ContentEn     string `db:"content_en"`
+	TitlePtBr     string `db:"title_ptbr"`
+	SubTitlePtBr  string `db:"subTitle_ptbr"`
+	ContentPtBr   string `db:"content_ptbr"`
 	Items         string `db:"items"`
 	Start_time    int64  `db:"start_time"`
 	Register_time int64  `db:"register_time"`