Introduction Today, we'll build a sophisticated file browsing system using AWS Lambda@Edge and CloudFront. This solution enables subdomain-based navigation of S3 folders with zero server maintenance. We'll cover everything from implementation details to deployment strategies. Technical Architecture Components Overview ┌─────────────┐ ┌─────────────┐ ┌──────────────┐ ┌─────────┐ │ Client │───>│ CloudFront │ ───>│ Lambda@Edge │───>│ S3 │ └─────────────┘ └─────────────┘ └──────────────┘ └─────────┘ │ ...