Reduce Image Sizes

[DanielJDufour]

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All the images on the home page greatly reduce the loading speed of the site. 432 of the 600KB needed to load the site are image data.

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• Use squoosh from Google to reduce the size of images https://squoosh.app/
• Use sharp to create different sizes of the images and include this script in the main code-gov-web package
• Set image src (i.e. load images) based on the size of the screen. Put this inside of the React code.

Describe alternatives you've considered
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ImageMagic CLI, but that's probably more complicated

Additional context
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• https://web.dev/fast/serve-images-webp
• https://web.dev/fast/serve-responsive-images