Use this skill when - Reviewing Bitcoin Lightning Network protocol designs or architecture - Comparing channel factory approaches and Layer 2 scaling tradeoffs - Analyzing trust models, on-chain footprint, consensus requirements, or liveness guarantees Do not use this skill when - The task is unrelated to Bitcoin or Lightning Network protocol design - You need a different blockchain or Layer 2 outside this scope Instructions - Clarify goals, constraints, and required inputs. - Apply relevant best practices and validate outcomes. - Provide actionable steps and verification. For a reference imp…