Add hint for integrating DevRev documentation into MCP server

Author: tilenkavcic

fern/docs/pages/airdrop/mcp.mdx

@@ -42,6 +42,11 @@ Create a `.mcp.json` file with the following content:
 3. Use the editor to guide the AI to create the initial domain mappings.
 4. Use `initial-mapping check` to test the initial domain mappings against the local domain metadata file.
 
+<Hint>
+To assist you in creating the Airdrop snap-in you can add DevRev's documentation to your MCP server, just add `https://developer.devrev.ai/public/airdrop/` as a custom docs URL.
+See [Cursor documentation](https://docs.cursor.com/context/@-symbols/@-docs#add-custom-docs) for more information.
+</Hint>
+
 ### Claude Code setup
 
 1. Provide `.mcp.json` in your project root.