docs: add links to FAQ

docs: add links to FAQ

Author: sarahdayan

README.md

@@ -33,6 +33,7 @@
   <a href="https://discourse.algolia.com" target="_blank">Community Forum</a>  •
   <a href="http://stackoverflow.com/questions/tagged/algolia" target="_blank">Stack Overflow</a>  •
   <a href="https://github.com/algolia/algoliasearch-client-swift/issues" target="_blank">Report a bug</a>  •
+  <a href="https://www.algolia.com/doc/api-client/troubleshooting/faq/swift/" target="_blank">FAQ</a>  •
   <a href="https://www.algolia.com/support" target="_blank">Support</a>
 </p>
 
@@ -215,4 +216,5 @@ You can use this library with Swift by one of the following ways:
 ## Getting Help
 
 - **Need help**? Ask a question to the [Algolia Community](https://discourse.algolia.com/) or on [Stack Overflow](http://stackoverflow.com/questions/tagged/algolia).
+- **Encountering an issue?** Before reaching out to support, we recommend heading to our [FAQ](https://www.algolia.com/doc/api-client/troubleshooting/faq/swift/) where you will find answers for the most common issues and gotchas with the client.
 - **Found a bug?** You can open a [GitHub issue](https://github.com/algolia/algoliasearch-client-swift/issues).