api-design
01Skill Claude CodeCodex
Design or review REST/GraphQL APIs when endpoints or contracts change.
Governance framework for AI coding agents. It runs them through a five-step workflow (plan, build, review, test, ship) where no step counts as done without evidence. Drop-in rules and guardrails for Claude Code, Codex, Cursor, Copilot, and Antigravity, via AGENTS.md.
Skill Claude CodeCodex
Design or review REST/GraphQL APIs when endpoints or contracts change.
Skill Claude CodeCodex
Secure authentication and authorization when credentials, sessions, roles, or permissions change.
Skill Claude CodeCodex
Design schemas and migrations when persistent data structures change.
Skill Claude CodeCodex
Evaluate when to dispatch parallel agents; use a 4-step pattern to split, coordinate, and integrate results.
Skill Claude CodeCodex
Check official docs when framework APIs or configuration may be version-sensitive.
Skill Claude CodeCodex
Apply frontend conventions when components, pages, forms, or client state change.
Skill Claude CodeCodex
Behavioral guidelines to reduce common LLM coding mistakes — Think Before Coding, Simplicity First, Surgical Changes, Goal-Driven Execution.
Skill Claude CodeCodex
Pre-ship observability readiness checklist — ensures errors reach production monitoring, not just debug consoles.
Skill Claude CodeCodex
Adversarial security and resilience analysis — auto-triggered during /review and /test based on task classification. Provides attack surface analysis, boundary testing, auth bypass attempts, dependency chain attacks, and Beast Mode stress testing.
Skill Claude CodeCodex
Decompose tasks via subagent collaboration; define interface contracts and integration checkpoints.
Skill Claude CodeCodex
Use 4-phase root cause analysis (Observe, Hypothesize, Verify, Fix); avoid unverified patches.
Skill Claude CodeCodex
Drive changes with Red→Green→Refactor; ensure behavior is verifiable and regression-safe.
Skill Claude CodeCodex
Use Git worktrees to create parallel working directories safely; avoid branch-switch contamination.
Skill Claude CodeCodex
Enforce "no evidence = no completion"; run Gate Function verification before declaring done.