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How I migrated magic-link login from Resend to AWS SES + Lambda five days before launch
上线前5天将魔法链接登录从Resend迁移到AWS SES，成本直降20倍，实战经验与细节全公开
I run toui.io , a URL shortener I shipped to the public on April 7, 2026 . Eleven days before launch I had passwordless email login working on Resend …