{
  "ok": true,
  "service": "mailrules",
  "stateless": true,
  "holds": "firm mail-processing policy only — never client documents or identity",
  "packs": "keyed — send X-Mailrules-Key (or ?key=) for your firm rules; without a key the DEFAULT pack applies no tags and notifies nobody",
  "endpoints": {
    "/rules/{firm}": "the full rulepack",
    "/decide": "POST extracted facts → {descriptor_template, tags, notify}",
    "/firms": "available packs",
    "/open-items/{firm}": "what the firm still must answer"
  }
}