Claude Skills by tranhieutt

Reads production/traces/agent-metrics.jsonl and displays a per-agent performance summary table for the current or a specified session. Highlights agents with high error rates or OPEN circuit breaker state.

Provides the vendored agent-style v0.3.5 prose rule pack as a portable Claude skill. Use when installing, syncing, applying, or auditing SDD Agent-Style support in another project, or when a style-review workflow needs the bundled rules.

Provides Angular best practices for components, modules, services, and reactive patterns. Use when working with Angular TypeScript files, component templates, NgModules, RxJS observables, or when the user mentions Angular, ng, or Angular CLI.

Records unexpected API behaviors, undocumented caveats, version bugs, or non-obvious workarounds into .claude/memory/annotations.md. Use immediately when an undocumented behavior or surprising caveat is discovered during development.

Defines REST and GraphQL API contracts including endpoints, request/response schemas, auth flows, and versioning strategy. Use when designing a new API, reviewing an API spec, or when the user mentions API design, OpenAPI, or endpoint contracts.

Manages the ADR (Architecture Decision Record) registry. Use when recording tech-stack choices, design patterns, or infrastructure decisions with context, alternatives, and rationale. Supports listing, searching, or creating formal ADR documents.

Provides AWS serverless architecture patterns for Lambda, API Gateway, DynamoDB, SQS, and SAM/CDK. Use when working with AWS serverless files (serverless.yml, CDK stacks) or when the user mentions Lambda, API Gateway, serverless, or AWS SAM.

Designs scalable backend architectures covering microservices, event-driven systems, API gateways, and data stores. Use when designing a backend system or when the user mentions backend architecture, scalability, or distributed systems.

Applies production backend patterns: middleware, error handling, auth, database integration, and API design. Use when working with backend service files or when the user mentions Express, Fastify, NestJS, backend patterns, or service architecture.

Facilitates structured product ideation to define user needs, core value, and product direction. Use when the user wants to explore a new product idea, has a vague concept to develop, or mentions brainstorming or ideation.

Creates a structured bug report with reproduction steps, expected vs actual behavior, environment details, and severity assessment. Use when a bug or defect is found and needs to be formally documented.

Generates a structured changelog from git history following Keep a Changelog format and conventional commits. Use when creating a CHANGELOG.md, preparing release notes, or when the user mentions changelog or release history.

Provides code patterns for the Anthropic Claude API including streaming, tool use, and prompt caching. Use when working with Anthropic SDK files or when the user mentions Claude API, Anthropic client, or LLM integration.

Designs multi-cloud and hybrid cloud architectures across AWS, GCP, and Azure. Use when designing cloud infrastructure or when the user mentions cloud architecture, AWS, GCP, Azure, or multi-cloud.

Deploys Puppeteer browser automation on Google Cloud Run with Docker. Use when running headless browser tasks on Cloud Run, or when the user mentions Cloud Run, Puppeteer, headless Chrome, or serverless browser automation.

Provides a comprehensive code review checklist for pull requests covering security, performance, maintainability, and testing. Use as a reference during code reviews or when the user asks for a review checklist.

Performs architectural and quality code review checking coding standards, SOLID principles, architectural compliance, and common software issues. Use when reviewing a file or directory before merge, or when the user mentions code review, PR review, or quality check.

Simplifies working code while preserving exact behavior. Use after tests pass, during review feedback, or when code is harder to read, maintain, or verify than it needs to be without changing product behavior.

Adapts SDD for Codex while preserving Claude Code behavior. Use when working in Codex, setting up Codex compatibility, mapping Claude tools to Codex tools, or explaining how SDD should run outside Claude Code.

Creates a well-formed git commit following conventional commit format with type, scope, and descriptive message. Use when the user is ready to commit changes or mentions conventional commits.

Strictly enforce context engineering principles to avoid context stuffing, optimize memory architecture, and manage the Research-Plan-Reset-Implement cycle.

Designs relational and NoSQL database schemas, indexing strategies, migration plans, and data modeling patterns. Use when designing a database or when the user mentions database architecture, schema design, or data modeling.

Reviews database schemas, queries, and migrations for correctness, performance, security, and best practices. Use when reviewing SQL migration files or when the user mentions database review, schema review, or query audit.

Conducts a structured technical deep-dive to gather detailed requirements, constraints, and decisions from the user. Use when starting a complex feature or when the user wants to be asked structured clarifying questions before implementation.

Reviews UI/UX designs, wireframes, and design systems for usability, accessibility, consistency, and implementation feasibility. Use when reviewing design specs or when the user mentions design review, UX review, or design feedback.

Decomposes a product concept into architectural components, domain systems, data models, and integration boundaries. Use when starting system architecture or when the user mentions system design or component breakdown.

Designs and executes CI/CD pipelines, GitOps workflows, deployment automation, and cloud infrastructure deployment including Docker, AWS Lambda, SAM, Terraform, and GitHub Actions. Use when building or improving CI/CD pipelines, containerizing applications, creating deployment runbooks, or deploying to cloud infrastructure.

Diagnostic pipeline for complex/intermittent bugs. Uses diagnostics roles for Investigation, Verification, and Solution before Lead Programmer handoff. Use ONLY for non-obvious failures (root cause unclear, reproduction unstable, fixes reverted). NOT for trivial bugs with known cause — fix them directly.

Provides expert-level Django development patterns covering App Router (indirectly via REST/GraphQL), async views, DRF, Celery, signals, middleware, and performance optimization. Use when building complex Django 5.x applications or identifying N+1 query issues.

Provides Docker and Docker Compose patterns including multi-stage builds, networking, volumes, and production configurations. Use when working with Dockerfile or docker-compose.yml, or when the user mentions Docker, containers, or containerization.

Provides .NET and ASP.NET Core patterns for REST APIs, Entity Framework, dependency injection, and middleware. Use when working with C# files (*.cs, *.csproj) or when the user mentions .NET, ASP.NET Core, C#, or Entity Framework.

Consolidates and prunes the memory directory through a 4-phase reflective pass: Orient, Gather, Consolidate, Prune. Run after intensive sessions, when memories feel duplicated, or when MEMORY.md approaches the 200-line limit.

Provides Drizzle ORM schema design, query patterns, migrations, and TypeScript integration for SQL databases. Use when working with Drizzle files (schema.ts, drizzle.config.ts) or when the user mentions Drizzle ORM or drizzle-kit.

Produces time and complexity estimates for features, tasks, or sprints using story points, t-shirt sizing, or day estimates. Use when the user asks for an estimate, wants to size a feature, or mentions estimation or planning poker.

Designs event-sourced systems with CQRS, event stores, projections, and eventual consistency patterns. Use when architecting event-driven systems or when the user mentions event sourcing, CQRS, event store, or domain events.

Production FastAPI patterns — async endpoints, SQLAlchemy 2.0 async, Pydantic V2, dependency injection, JWT auth, testing. Use for Python 3.11+ FastAPI backends. NOT for Django (→ `django-patterns`) or Node.js (→ `backend-patterns`).

Runs multiple specialist subagents in parallel then merges their outputs into a unified result. Use when a task can be split into independent parallel workstreams that need to be recombined.

Locks the codebase to prevent unintended writes during a freeze period such as before a release or during an incident. Use when the user mentions freezing, code lock, or release lockdown.

Designs frontend UI architecture including component hierarchy, state management strategy, design tokens, and accessibility requirements. Use when starting frontend design or when the user mentions UI architecture, component design, or frontend planning.

Framework-agnostic React/Vue patterns — component composition, hooks, TanStack Query, memoization, error boundaries. Use for generic React/Vue work (Vite, CRA, Storybook). For Next.js App Router / Server Components specifically, use `senior-frontend` instead.

Builds dark-themed TypeScript UIs with accessible color systems, contrast compliance, and responsive design patterns. Use when implementing dark mode or building accessible TypeScript UI components.

Validates a software product, service, or feature against readiness gates before advancing to the next delivery phase. Use when planning a phase transition or when the user mentions gate check, phase review, or readiness validation.

Provides code patterns for Google Gemini API integration including text generation, multimodal inputs, and streaming. Use when working with Google AI SDK or when the user mentions Gemini API, Google AI, or Vertex AI.

Provides GitLab CI/CD pipeline patterns including stages, jobs, artifacts, caching, and environment deployments. Use when working with .gitlab-ci.yml or when the user mentions GitLab CI or GitLab pipelines.

Enforces project safety constraints by blocking risky operations outside their approved scope during active development. Use when activating a safety guard or constraint for the current session.

Generates the lightweight 3-field handoff summary for cross-domain work and optionally persists a formal handoff artifact for High-risk transfers.

Executes a hotfix workflow: creates a hotfix branch, applies the targeted fix, runs verification, and prepares release artifacts. Use when a critical production bug needs immediate patching or when the user mentions hotfix or emergency fix.

Designs hybrid cloud architectures connecting on-premises infrastructure with public cloud services. Use when designing systems spanning on-prem and cloud, or when the user mentions hybrid cloud or multi-environment architecture.

Designs Kubernetes deployments, services, ingress, RBAC, Helm charts, and cluster architecture. Use when working with Kubernetes YAML files or when the user mentions Kubernetes, K8s, Helm, or container orchestration.

Provides Laravel PHP patterns for Eloquent ORM, Artisan commands, queues, middleware, and API resources. Use when working with PHP Laravel files (*.php) or when the user mentions Laravel, Eloquent, or PHP framework.