add department db

pkg/common/db/mysql.go

@@ -106,6 +106,7 @@ func initMysqlDB() {
 		fmt.Println("CreateTable Conversation")
 		db.CreateTable(&Conversation{})
 	}
+	/*
 		if db.HasTable(&Department{}) {
 			fmt.Println("CreateTable Department")
 			db.CreateTable(&Department{})
@@ -118,6 +119,7 @@ func initMysqlDB() {
 			fmt.Println("CreateTable DepartmentMember")
 			db.CreateTable(&DepartmentMember{})
 		}
+	*/
 	return
 }