{
  "service": "acc-install-relay",
  "version": "0.7.0-pre",
  "endpoints": [
    "POST /pair/new",
    "GET  /auth/shopify/install?pair=…",
    "GET  /embed (App URL — loaded inside Shopify admin iframe)",
    "POST /auth/shopify/token-exchange",
    "GET  /auth/shopify/callback (legacy OAuth flow)",
    "GET  /pair/poll?pair=…"
  ]
}