chore: import upstream snapshot with attribution

docs-website/api/well-known.ts

@@ -0,0 +1,13 @@
+// Returns a JSON 404 for OAuth discovery probes (e.g.
+// `/.well-known/oauth-protected-resource`, `/.well-known/oauth-authorization-server`).
+// Per RFC 9728 / the MCP authorization spec a 404 here means "this resource
+// doesn't require OAuth — connect anonymously." Without this handler the
+// Docusaurus catch-all serves an HTML 404, which trips MCP clients that try to
+// JSON-parse the body to extract an OAuth error.
+import { VercelRequest, VercelResponse } from "@vercel/node";
+
+export default function handler(_req: VercelRequest, res: VercelResponse) {
+  res.setHeader("Content-Type", "application/json");
+  res.setHeader("Cache-Control", "public, max-age=3600");
+  return res.status(404).end("{}");
+}