hot fix: add noindex to prevent search engines from indexing

[daine]

🔗 Linked issue

273

❓ Type of change

• [x] 🐞 Bug fix (a non-breaking change that fixes an issue)
• [x] ✨ New feature (a non-breaking change that adds functionality)

📚 Description

Adds no index to prevent search engines from indexing the site (see https://developers.google.com/search/docs/crawling-indexing/block-indexing)

📝 Checklist

• [x] I have linked an issue or discussion.

• [x] I have updated the documentation accordingly.

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