fix: alertTable

Author: fengkx

source/migrations/20210122184357_users_index.ts

@@ -1,14 +1,14 @@
 import * as Knex from 'knex';
 
 export async function up(knex: Knex): Promise<void> {
-    knex.schema.alterTable('users', function (t) {
+    return knex.schema.alterTable('users', function (t) {
         t.unique(['user_id']);
         t.index(['user_id', 'lang']);
     });
 }
 
 export async function down(knex: Knex): Promise<void> {
-    knex.schema.alterTable('users', function (t) {
+    return knex.schema.alterTable('users', function (t) {
         t.dropUnique(['user_id']);
         t.dropIndex(['user_id', 'lang']);
     });