v12 (#5712)

Co-authored-by: MeiMei <30769358+mei23@users.noreply.github.com>
Co-authored-by: Satsuki Yanagi <17376330+u1-liquid@users.noreply.github.com>

migration/1579270193251-v12-2.ts

@@ -0,0 +1,14 @@
+import {MigrationInterface, QueryRunner} from "typeorm";
+
+export class v1221579270193251 implements MigrationInterface {
+    name = 'v1221579270193251'
+
+    public async up(queryRunner: QueryRunner): Promise<any> {
+        await queryRunner.query(`ALTER TABLE "announcement_read" ADD "createdAt" TIMESTAMP WITH TIME ZONE NOT NULL`, undefined);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<any> {
+        await queryRunner.query(`ALTER TABLE "announcement_read" DROP COLUMN "createdAt"`, undefined);
+    }
+
+}