{"protocol":"ATC","version":"1.0.0","description":"Agent Trust Card — SSL certificates for AI agents","endpoints":{"issue":"POST /api/atc","verify":"GET /api/atc?action=verify&card_id=X","revoke":"POST /api/atc {action: \"revoke\", card_id: \"X\"}","list":"GET /api/atc","ca_key":"GET /api/atc?action=ca-key","translate":"POST /api/atc {action: \"translate\", from: \"langchain\", to: \"mcp\", message: {...}}"}}