$ cat your-image-uploads-need-a-content-type-header.md
Your image uploads need a `Content-Type` header
Explains why S3 image uploads should set an explicit Content-Type header instead of relying on inference, since a wrong type can cache a broken response at the edge. Shows how to map validated image extensions to MIME types in Laravel, including Livewire and Nova uploads.
dyrynda.com.au01 Sept 2026 · 1 min read · summary
Read on dyrynda.com.au ↗S3 can infer an uploaded image's content type, but getting it wrong can leave a broken response cached at the edge. Here is how I explicitly map validated image extensions to MIME types in Laravel, including Livewire and Nova uploads.
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