新增支持API添加用户，查询邮件

mail-worker/src/init/init.js

@@ -20,10 +20,15 @@ const init = {
 		await this.v1_4DB(c);
 		await this.v1_5DB(c);
 		await this.v1_6DB(c);
+		await this.v1_7DB(c);
 		await settingService.refresh(c);
 		return c.text(t('initSuccess'));
 	},
 
+	async v1_7DB(c) {
+		c.env.db.prepare(`ALTER TABLE setting ADD COLUMN login_domain INTEGER NOT NULL DEFAULT 0;`).run();
+	},
+
 	async v1_6DB(c) {
 
 		const noticeContent = '<div style="color: teal;margin-bottom: 5px;">欢迎使用 Cloud Mail 🎉 </div >\n' +