Fern Editor: Update

Author: fern-api[bot]

fern/docs/pages/introduction/supported-chains.mdx

@@ -26,5 +26,6 @@ Swap and Gasless APIs support the following chains. Select the chain in your req
 | Polygon            | 137      | ✅        | ✅           |
 | Scroll             | 534352   | ✅        | ✅           |
 | Sonic              | 146      | ✅        | ✅           |
+| Tempo              | **4217** | ✅        |             |
 | Unichain           | 130      | ✅        |             |
 | World Chain        | 480      | ✅        |             |