Added sponsorware notice

Author: stevebauman

readme.md

@@ -42,3 +42,11 @@ Built-in connection management allows you to associate your models with your LDA
 🔥 **Supercharged ActiveRecord.**
 
 Create and modify LDAP obects with minimal code. Set attributes on your models and save them to persist the changes to your LDAP server.
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+---
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+<h3 align="center">LdapRecord is Sponsorware™</h3>
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+<p align="center">If you really enjoy using LdapRecord, a <a href="https://github.com/sponsors/stevebauman">sponsorship</a> would mean the world :pray:</p>
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+<p align="center">Thank you for your consideration :heart:</p>