chore(core): use typescript for next config

[deini]

What/Why?

Port next config to .ts

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 778058af95d4d8b6d3e523d2a28937d4f2d900f8

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

| Name | Type | | -------------------------- | ----- | | @bigcommerce/catalyst-core | Patch |

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[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Comments	Updated (UTC)
catalyst	🔄 Building (Inspect)	Visit Preview	💬 Add feedback	Oct 23, 2024 11:25pm
catalyst-latest	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Oct 23, 2024 11:25pm

5 Skipped Deployments

| Name | Status | Preview | Comments | Updated (UTC) | | :--- | :----- | :------ | :------- | :------ | | **catalyst-1millionproducts-store** | ⬜️ Ignored ([Inspect](https://vercel.com/bigcommerce-platform/catalyst-1millionproducts-store/6mZzc7LjQbMV6x5vtyBTwNUaq43P)) | [Visit Preview](https://catalyst-1millionproducts-store-git-312d0f-bigcommerce-platform.vercel.app) | | Oct 23, 2024 11:25pm | | **catalyst-au** | ⬜️ Ignored ([Inspect](https://vercel.com/bigcommerce-platform/catalyst-au/Axk6JvGGBy3KFxCUjSp563J9XHQ3)) | [Visit Preview](https://catalyst-au-git-next-ts-bigcommerce-platform.vercel.app) | | Oct 23, 2024 11:25pm | | **catalyst-test-store** | ⬜️ Ignored ([Inspect](https://vercel.com/bigcommerce-platform/catalyst-test-store/3xqqNTHZcYZFZRb1YBR1XvbXmQVr)) | [Visit Preview](https://catalyst-test-store-git-next-ts-bigcommerce-platform.vercel.app) | | Oct 23, 2024 11:25pm | | **catalyst-uk** | ⬜️ Ignored ([Inspect](https://vercel.com/bigcommerce-platform/catalyst-uk/ArABoPXXNqZ1HjYn5Bz1YPd3AZpy)) | [Visit Preview](https://catalyst-uk-git-next-ts-bigcommerce-platform.vercel.app) | | Oct 23, 2024 11:25pm | | **catalyst-unstable** | ⬜️ Ignored ([Inspect](https://vercel.com/bigcommerce-platform/catalyst-unstable/GNvKySXr1jSz9qXDauY1auX4XbUm)) | [Visit Preview](https://catalyst-unstable-git-next-ts-bigcommerce-platform.vercel.app) | | Oct 23, 2024 11:25pm |

[github-actions[bot]]

⚡️🏠 Lighthouse report

Lighthouse ran against https://catalyst-latest-iu4b3nzug-bigcommerce-platform.vercel.app

🖥️ Desktop

We ran Lighthouse against the changes on a desktop and produced this report. Here's the summary:

Category	Score
🟠 Performance	78
🟢 Accessibility	100
🟢 Best practices	100
🟠 SEO	82

📱 Mobile

We ran Lighthouse against the changes on a mobile and produced this report. Here's the summary:

Category	Score
🟢 Performance	92
🟢 Accessibility	100
🟢 Best practices	100
🟠 SEO	85