Databases

Use when working on web development tasks involving NextJS, React, TypeScript, Tailwind CSS, testing, deployment, APIs, databases, authentication, cloud infrastructure, or any modern web development stack. Provides access to 22 specialized web development skills covering frontend, backend, DevOps, and best practices.

Run tests before and after changes. Only add tests for complex logic, not boilerplate. Database tests matter most.

Multi-round web search with low-frequency query generation. Prioritize GitHub/StackOverflow for actionable code, extract AI Overview insights, and perform deep link analysis. Use proactively for complex problems requiring external knowledge or when stuck on implementation challenges.

Manages client case database in mis_documentos/ directory. Use when starting new legal work, creating documents, or generating proposals to find similar cases and maintain consistent style.

Persistent data cache with gap-filling for historical market data. Trigger when: (1) cache re-downloads complete data unnecessarily, (2) time-based cache expiry wastes API calls, (3) historical data needs incremental updates only.

Backend entity patterns - services with DI, Drizzle schemas (3-file pattern), ORPC routers, TypeIDs, neverthrow. Use when creating services, schemas, routers, or new entities.

Integrate Databricks Genie rooms as tools in agent workflows. Use when integrating Genie spaces with AI agents, querying Genie rooms programmatically via SDK or MCP, managing Genie conversations and polling, handling Genie API responses and errors, or building tool-calling agents that use Genie as a data source. Covers SDK patterns, MCP tool integration, conversation management, error handling, and performance optimization for Genie-based agent tools.

Guide for implementing Grafana Mimir - a horizontally scalable, highly available, multi-tenant TSDB for long-term storage of Prometheus metrics. Use when configuring Mimir on Kubernetes, setting up Azure/S3/GCS storage backends, troubleshooting authentication issues, or optimizing performance.

Database design, SQL, NoSQL, and data management patterns

SQLite best practices, optimization, and common patterns for Go applications

Build PRISMA 2020-compliant systematic literature review systems with RAG-powered analysis in VS Code. Use when researcher needs automated paper retrieval (Semantic Scholar, OpenAlex, arXiv), AI-assisted PRISMA screening (50% or 90% threshold), vector database creation (ChromaDB), or research conversation interface. Supports knowledge_repository (comprehensive, 15K+ papers, teaching/exploration) and systematic_review (publication-quality, 50-300 papers, meta-analysis) modes. Conversation-first workflow with 7 stages.

Qdrant vector database REST API via curl. Use this skill to store, search, and manage vector embeddings.

Guide developers through PostgreSQL setup, connection configuration, query patterns, and best practices

Build MCP (Model Context Protocol) servers to extend Claude's capabilities with database access, API integrations, or custom tools.

Track and nurture knowledge maturation. Use when user mentions "incubate", "mature", "grow knowledge", "promotion", "level up learning". Auto-trigger at end of sessions or when pattern is repeated multiple times.

TanStack Start full-stack React framework. Use for: server functions with createServerFn, TanStack Router file-based routing, TanStack Query SSR integration, Cloudflare Workers deployment.

TMDB API integration specialist for fetching movies, TV shows, and managing TMDB data

DB管理プロンプトの作成/更新（versioning、variables、レンダリング確認、出力マーカー準拠）に使う。

Use when project needs C3 adoption (no .c3/) or auditing existing C3 docs.Triggers: "adopt C3", "onboard", "scaffold", "audit", "validate", "check C3", "init".NOT for navigation (use c3-query) or changes (use c3-alter).

All-purpose Gemini 3 Pro client with Thinking enabled. Query, analyze files (MP4, PDF, images), YouTube videos, generate/edit images. Uses browser cookies - no API key required.