-- 添加系统使用时间限制配置
ALTER TABLE "SiteSettings" ADD COLUMN "usageTimeEnabled" BOOLEAN DEFAULT false NOT NULL;
ALTER TABLE "SiteSettings" ADD COLUMN "usageTimeStart" VARCHAR(5) DEFAULT '08:00';
ALTER TABLE "SiteSettings" ADD COLUMN "usageTimeEnd" VARCHAR(5) DEFAULT '20:00';
ALTER TABLE "SiteSettings" ADD COLUMN "usageTimeMessage" TEXT DEFAULT '由壹点累了也是需要休息的';