Day 77: Fixing React Hydration & AWS SES Identities

Sometimes you architect a robust Serverless backend only to realize your frontend feels clunky and your automated emails look like spam. Today, I fixed two glaring UI/UX issues in my AI Financial Agent. The React Avatar Flash I had a classic Data Hydration issue. When a user logged in, React synchronously rendered a default avatar, waited 200ms for DynamoDB to return the real profile picture URL, and then aggressively snapped the new image into place. The fix? Stop rendering placeholders if you