Algolia is a third party service which powers the search. When working with the API is very likely would need to utilize Algolia. You will need to sign up for a free-tier account, retrieve the keys and provide those keys to the Rails application.
Go to the Algolia sign up page.
Choose one of the three methods of signing up: email, github or google.
Fill in your information.
Select the datacenter's region.
Fill in or skip the project information.
You are all set up now! You can go to your dashboard.
You can skip the tutorial, we will guide you through the process. Accept the Terms and Conditions.
All good! You can get your API keys now.
From your Dashboard, click on API Keys.
Change your keys accordingly (name of Algolia key -> name of our
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Application ID -> ALGOLIASEARCH_APPLICATION_ID Search-Only API Key -> ALGOLIASEARCH_SEARCH_ONLY_KEY Admin API KEY -> ALGOLIASEARCH_API_KEY