Or maybe you have, but your users can upload their own and they don’t get optimized/minified.
What’s the easiest way to go about that? Well, you could use tools like Web Essentials and PngGauntlet to help out, but that doesn’t solve the issue with user-uploaded files. You probably have to modify your website to include *.min.js files, commit them to source control, modify your website project and so on.
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