Development

Configure Python package metadata, setup.py, and pyproject.toml for distribution using UV or setuptools. Use when setting up Python packages, configuring build systems, or preparing projects for PyPI publication.

Manage Python dependencies using UV, pip-tools, or requirements.txt. Use when setting up dependency management, resolving conflicts, or choosing between UV, pip-tools, and requirements.txt workflows.

Choose optimal Next.js rendering strategy (SSR, SSG, ISR, CSR) based on content type, update frequency, and performance requirements. Use when deciding how to render pages, optimizing performance, or implementing data fetching. Trigger words include "rendering", "SSR", "SSG", "ISR", "static", "server-side".

Implement Next.js App Router patterns including Server Components, Client Components, layouts, route organization, and data fetching. Use when building with App Router, organizing routes, or implementing modern Next.js patterns. Trigger words include "App Router", "Server Component", "Client Component", "layout", "app directory".

Implement Go concurrency patterns using goroutines, channels, and synchronization primitives. Use when building concurrent systems, implementing parallelism, or managing goroutine lifecycles. Trigger words include "goroutine", "channel", "concurrent", "parallel", "sync", "context".

Implement Go error handling patterns including error wrapping, sentinel errors, custom error types, and error handling conventions. Use when handling errors, creating error types, or implementing error propagation. Trigger words include "error", "panic", "recover", "error handling", "error wrapping".

Optimize frontend performance with bundle size reduction, lazy loading, and Core Web Vitals improvements. Use when improving page speed, reducing bundle size, or optimizing Core Web Vitals.

Design RESTful API endpoints with proper resource modeling, HTTP methods, and URL structure. Use when creating REST APIs, designing endpoints, or structuring API resources.

Manage architecture changes with impact analysis, ADR generation, and migration planning.

Run mutation testing to validate test quality beyond code coverage. Use when assessing test effectiveness, finding weak tests, or validating test suite quality.

Comprehensive project context detection and state awareness.

Validates complete requirements traceability across EARS requirements → design → tasks → code → tests. Trigger terms: traceability, requirements coverage, coverage matrix, traceability matrix, requirement mapping, test coverage, EARS coverage, requirements tracking, traceability audit, gap detection, orphaned requirements, untested code, coverage validation, traceability analysis. Enforces Constitutional Article V (Traceability Mandate) with comprehensive validation: - Requirement → Design ...

Production monitoring, observability, SLO/SLI management, and incident response. Trigger terms: monitoring, observability, SRE, site reliability, alerting, incident response, SLO, SLI, error budget, Prometheus, Grafana, Datadog, New Relic, ELK stack, logs, metrics, traces, on-call, production monitoring, health checks, uptime, availability, dashboards, post-mortem, incident management, runbook. Completes SDD Stage 8 (Monitoring) with comprehensive production observability: - SLI/SLO definit...

Copilot agent that assists with database operations, performance tuning, backup/recovery, monitoring, and high availability configuration Trigger terms: database administration, DBA, database tuning, performance tuning, backup recovery, high availability, database monitoring, query optimization, index optimization Use when: User requests involve database administrator tasks.

Validates compliance with 9 Constitutional Articles and Phase -1 Gates before implementation. Trigger terms: constitution, governance, compliance, validation, constitutional compliance, Phase -1 Gates, simplicity gate, anti-abstraction gate, test-first, library-first, EARS compliance, governance validation, constitutional audit, compliance check, gate validation. Enforces all 9 Constitutional Articles with automated validation: - Article I: Library-First Principle - Article II: CLI Interfac...

Copilot agent for cloud architecture design, AWS/Azure/GCP configuration, IaC code generation (Terraform/Bicep), and cost optimization Trigger terms: cloud architecture, AWS, Azure, GCP, cloud infrastructure, IaC, Terraform, CloudFormation, cloud design, serverless, cloud migration Use when: User requests involve cloud architect tasks.

A test skill for E2E conversion testing

Use when encountering TypeScript any types, type errors, or lax type checking - eliminates type holes and enforces strict type safety through proper interfaces, type guards, and module augmentation

Expert guidance for developing Claude Code hooks in TypeScript with shared utilities, esbuild compilation, and Vitest testing - distributes compiled JS while maintaining TypeScript development experience

Use when implementing complex multi-step tasks, fixing critical bugs, or when quality and completeness matter more than speed - ensures comprehensive implementation without shortcuts through systematic analysis, implementation, and verification phases

Use when testing PRPM CLI commands locally - provides build, environment setup, execution workflow, contract testing to verify documented behavior matches implementation, and comprehensive cross-format conversion testing against local registry

Use when creating, improving, or troubleshooting Claude Code slash commands. Expert guidance on command structure, arguments, frontmatter, tool permissions, and best practices for building effective custom commands.

Use when starting infrastructure, testing, deployment, or framework-specific tasks - automatically searches PRPM registry for relevant expertise packages and suggests installation to enhance capabilities for the current task

Comprehensive guide to troubleshooting Pulumi TypeScript errors, infrastructure issues, and best practices - covers common errors, Outputs handling, AWS Beanstalk deployment, and cost optimization