{"rule_id":"AB-070","category":"payments","icon":"⚡","title":"Lightning Payment Support","short_description":"Your site supports Lightning Network payments for instant, low-cost transactions.","user_value":"Lightning payments are instant and cost fractions of a cent — ideal for micro-transactions between agents.","wrong_example":"Only traditional payment methods. Slow and expensive for small agent transactions.","right_example":"Lightning payments enable instant micro-transactions between agents.","effort_hint":"complex","estimated_cost":"$100+","severity":"high","pillar":"executability","version":"1.0.0","counted_in_score":true,"check":{"type":"header_check","sources":["l402"],"match_keys":["www-authenticate"],"target":"/passport/request"},"fix":{"eligible":false,"type":"none","note":"Return 402 with WWW-Authenticate: L402 header containing macaroon and invoice"},"checklist_anchor":"#AB-070","checklist_url":"/agent-readiness-checklist#AB-070","html_url":"/rules/AB-070","json_url":"/rules/AB-070.json","related_rules":[{"rule_id":"AB-030","title":"Paid Endpoint Response","category":"payments"},{"rule_id":"AB-031","title":"Payment Challenge Decodable","category":"payments"},{"rule_id":"AB-032","title":"Payment Required Header","category":"payments"},{"rule_id":"AB-033","title":"Payment Recipient","category":"payments"},{"rule_id":"AB-034","title":"Payment Amount","category":"payments"},{"rule_id":"AB-035","title":"Payment Discovery File","category":"payments"},{"rule_id":"AB-038","title":"Payment Facilitator","category":"payments"},{"rule_id":"AB-071","title":"Lightning Payment Details","category":"payments"},{"rule_id":"AB-088","title":"MPP (Machine Payments Protocol) Support","category":"payments"},{"rule_id":"AB-093","title":"SPT (Stripe Payment Terms) Support","category":"payments"}]}