ln-21-system-design-baseline-builder
Defines measurable architecture drivers and constraints before system design; edits architecture docs only.
ln-22-current-architecture-documenter
Documents current architecture from implementation evidence; does not propose a target or audit fitness.
ln-23-system-design-proposal-builder
Designs target system boundaries, contracts and tradeoffs from requirements; does not plan tasks or implement.
ln-24-architecture-decision-recorder
Records one architecture decision with alternatives, consequences and status; does not design the whole system.
ln-25-architecture-diagram-builder
Creates evidence-backed current or target architecture diagrams; not UI design.
ln-26-architecture-migration-planner
Plans architecture migrations with compatibility, data safety, rollout and recovery; does not execute them.
ln-31-delivery-plan-builder
Builds dependency-ordered delivery plans from requirements and repository evidence; read-only.
ln-32-test-strategy-planner
Plans risk-based test portfolios and acceptance evidence; does not write or execute tests.
ln-33-plan-reviewer
Reviews a concrete implementation plan for missing decisions, feasibility and risk before execution; read-only.
ln-61-repository-publisher
Commits, pushes and remotely verifies authorized repository changes; does not create releases.
ln-62-release-publisher
Prepares and publishes an explicitly requested tagged GitHub release; does not deploy applications.
ln-63-deployment-engineer
Prepares CI/CD and infrastructure, then executes authorized deployments with health and recovery checks.
ln-64-community-announcer
Drafts or publishes authorized, fact-checked GitHub Discussions announcements; does not create releases.
ln-41-surgical-change-implementer
Implements one scoped feature or fix through the smallest complete solution; not upgrades or performance tuning.
ln-42-dependency-upgrader
Upgrades dependencies in reversible batches with version-specific compatibility and regression checks.
ln-43-code-modernizer
Modernizes a bounded capability to reduce demonstrated maintenance cost; not routine upgrades or performance tuning.
ln-44-performance-optimizer
Profiles and improves a measured performance bottleneck; retains only verified improvements.
ln-45-benchmark-comparator
Compares tools or implementations through controlled benchmarks and independent correctness checks.
ln-71-operations-investigator
Diagnoses incidents from operational evidence and proposes recovery; does not change live systems.
ln-72-product-outcome-evaluator
Evaluates observed product outcomes against a prior hypothesis; does not run experiments or change user treatment.
ln-11-opportunity-evaluator
Evaluates new product opportunities through demand, channels and economics before committing to build.
ln-12-product-requirements-builder
Defines product requirements, business rules and acceptance criteria for a committed intent; edits product docs only.
ln-13-interaction-design-builder
Designs user flows, interaction states and mockups for a defined product scope; does not implement UI code.
ln-51-acceptance-test-builder
Builds, updates or retires scoped acceptance tests and verifies execution; does not repair product code.
ln-52-delivery-reviewer
Reviews a completed change for acceptance, regressions and release risk; read-only, not a whole-codebase audit.
ln-53-documentation-auditor
Audits documentation and comments for trust, coverage, consistency and freshness; read-only.
ln-54-codebase-auditor
Audits cross-cutting codebase health, security and maintainability; not a single-change review or specialist audit.
ln-55-test-suite-auditor
Audits existing tests for risk coverage, reliable oracles and maintenance value; does not edit tests.
ln-56-architecture-auditor
Audits implemented architecture boundaries, dependencies and ownership; not target design or plan review.
ln-57-persistence-auditor
Audits queries, transactions, consistency and persistence resource lifetimes; read-only.
ln-81-skill-reviewer
Reviews skill instructions, trigger boundaries and distribution contracts; not product code.