Add Warp sponsorship

README.md

@@ -9,6 +9,20 @@
 
 <div align="center">
 
+<sup>Special thanks to:</sup>
+
+<a href="https://www.warp.dev/?utm_source=github&utm_medium=referral&utm_campaign=zoxide_20231001">
+  <div>
+    <img src="contrib/warp.png" width="230" alt="Warp" />
+  </div>
+  <b>Warp is a modern, Rust-based terminal with AI built in so you and your team can build great software, faster.</b>
+  <div>
+    <sup>Visit <u>warp.dev</u> to learn more.</sup>
+  </div>
+</a>
+
+<hr />
+
 # zoxide
 
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