feature: cherrypick ad component

[tomjeatt]

I branched from master instead of kintsugi, so this PR cherry picks the commits across. Feature is already in master.

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interbtc-ui-testnet – ./

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interbtc-ui-kintsugi – ./

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interbtc-ui-interlay – ./

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[github-actions]

⚡️ Lighthouse report for the changes in this PR:

Category	Score
🔴 Performance	10
🟢 Accessibility	100
🟢 Best practices	93
🟢 SEO	92
🟠 PWA	75

Lighthouse ran on https://interbtc-ui-testnet-git-tom-solarbeam-pool-ad-hotfix-interlay.vercel.app/

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