1. Create a free HarperDB account at https://harperdb.io/.
2. Set up a HarperDB cloud instance with specified credentials.
3. Copy the API Auth Header Key from the config tab.
4. Configure Gatsby with HarperDB using the gatsby-source-harperdb plugin.
5. Fetch book records from HarperDB and display them in the UI.
6. Create a book details page using a template and link books to their details page.
7. Deploy the app on Gatsby Cloud for hosting.

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