docs: add Factory CLI configuration to MCP clients

Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>

Author: iannuttall

README.md

@@ -152,6 +152,16 @@ Go to `Cursor Settings` -> `MCP` -> `New MCP Server`. Use the config provided ab
 
 </details>
 
+<details>
+  <summary>Factory CLI</summary>
+Use the Factory CLI to add the Chrome DevTools MCP server (<a href="https://docs.factory.ai/cli/configuration/mcp">guide</a>):
+
+```bash
+droid mcp add chrome-devtools "npx -y chrome-devtools-mcp@latest"
+```
+
+</details>
+
 <details>
   <summary>Gemini CLI</summary>
 Install the Chrome DevTools MCP server using the Gemini CLI.