{
  "service": "Link Manager API",
  "endpoints": {
    "GET  /links.json": "Public — CORS map of all campaign links",
    "GET  /embed.js": "Public — drop-in script for marketing sites",
    "GET  /admin": "Admin dashboard (requires ?secret=)",
    "GET  /admin/links": "Admin — list all links as JSON",
    "POST /admin/links": "Admin — add/update { slug, href }",
    "DELETE /admin/links/:slug": "Admin — remove a link"
  }
}