Please add Mailgun as a verified integration

Hello, you have Resend, Postmark today as a verified integration. Mailgun is an awesome Email API that is popular among developers, and provides a very reliable and trusted service. They even shipped a MCP server recently

https://www.mailgun.com/blog/dev-life/open-source-mcp-server/. I tried it - and it works - but would be good to also showcase it as a verified integration, thanks.