Document MCP OAuth redirect domains

[mintlify]

Summary

• Added documentation for configuring allowed redirect domains for MCP OAuth flows
• Explains that authenticated docs require redirect domain configuration for non-loopback MCP clients
• Includes steps to configure domains via dashboard

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Note

Low Risk
Documentation-only change with no runtime or security logic modifications.

Overview
Adds a new Redirect domains section to ai/model-context-protocol.mdx explaining MCP OAuth redirect restrictions for authenticated docs and how to allow non-loopback MCP clients by configuring permitted domains in the dashboard.

Includes a short step-by-step setup guide and notes that redirects must be HTTPS and match an allowed domain (with loopback always permitted).

^{Written by Cursor Bugbot for commit a04e16d. This will update automatically on new commits. Configure here.}