Databases

Prevent multiple PrismaClient instances that exhaust connection pools causing P1017 errors. Use when creating PrismaClient, exporting database clients, setting up Prisma in new files, or encountering connection pool errors. Critical for serverless environments.

Grist API reference documentation for the grist-mcp-server project. Use when implementing or modifying Grist MCP tools, working with Grist cell values, UserActions, column types, widget options, database schema, or pages/widgets. This skill provides authoritative API specifications.

IndexedDB patterns for local-first state persistence using the idb library. Use when implementing features that require persistent state across navigation and sessions. Covers data modeling, defaults, CRUD operations, state managers, and reset patterns. Integrates with web-components for reactive UI updates.

Comprehensive Android device control via ADB (Android Debug Bridge). Use when user asks about: Android device management, app installation/uninstallation, APK operations, package management, file transfer (push/pull), screenshots, screen recording, input simulation (tap/swipe/text/keyevents), shell commands, logcat viewing, device info (battery/memory/storage), automation scripts, wireless ADB connection, scrcpy mirroring. Keywords: adb, android, phone, tablet, device, apk, install app, uninstall app, screenshot, screen record, tap, swipe, type text, keyevent, logcat, push file, pull file, shell, package, activity, intent, broadcast, dumpsys, getprop, settings, input, sendevent, monkey, am start, pm list, device info, battery status, wireless adb, connect device.

Load when reviewing code, writing code examples, or ensuring code quality.Contains coding standards for Python, JavaScript, SQL, and general bestpractices for publication-quality code.

Modern async ORM with type-safe models and efficient queries

Performs thorough code reviews focusing on quality, best practices, security, and maintainability. Use when user asks for code review, feedback on code quality, or wants suggestions for improvements.

Feedback-driven skill improvement through tool outcome analysis. Collects executiondata and surfaces insights for skill refinement. Use this skill when you want to:- Understand how skills are performing ("show skill feedback", "how are skills doing")- Get insights on skill effectiveness ("skill insights", "what skills need improvement")- Identify skills that need improvement ("which skills have errors")- Analyze tool usage patterns ("what tools are failing", "error hotspots")- Set up feedback collection ("enable feedback", "setup feedback tracking")

Use this skill when building MCP (Model Context Protocol) servers with FastMCP in Python. FastMCP is a framework for creating servers that expose tools, resources, and prompts to LLMs like Claude. The skill covers server creation, tool/resource definitions, storage backends (memory/disk/Redis/DynamoDB), server lifespans, middleware system (8 built-in types), server composition (import/mount), OAuth Proxy, authentication patterns, icons, OpenAPI integration, client configuration, cloud deployment (FastMCP Cloud), error handling, and production patterns. It prevents 25+ common errors including storage misconfiguration, lifespan issues, middleware order errors, circular imports, module-level server issues, async/await confusion, OAuth security vulnerabilities, and cloud deployment failures. Includes templates for basic servers, storage backends, middleware, server composition, OAuth proxy, API integrations, testing, and self-contained production architectures.Keywords: FastMCP, MCP server Python, Model Context

Audit code for security vulnerabilities using OWASP Top 10, STRIDE threat modeling, and secure coding practices. Identifies SQL injection, XSS, CSRF, auth issues, and secrets exposure. Returns prioritized findings with remediation.

ユーザーの会話から「こうしてほしい」「これが足りない」などの要望を自動検出し、適切な場所に記録する。専門知識不要。Claude専用（/user-feedbackコマンドはユーザーが直接利用可能）。

Redis connection pooling, client configuration, and reconnection strategies. Use when setting up Redis clients, managing connection pools, handling reconnection logic, or configuring sentinel/cluster modes.

Analyze and resolve Sentry Bot comments on GitHub Pull Requests. Use this when asked to review or fix issues identified by Sentry Bot in PR comments (NOT seer-by-sentry comments). Can review specific PRs by number or automatically find recent PRs with Sentry Bot feedback.

Query Gemini with Google Maps grounding

Manage and troubleshoot Coolify deployments using the official CLI and API. Use this skill when the user needs help with Coolify server management, WordPress troubleshooting on Coolify, debugging service issues, checking SSL certificates, accessing containers, or managing applications and databases through Coolify. Particularly useful for diagnosing down services, fixing .htaccess issues, REST API problems, and performing deployment operations.

Expert knowledge for testing Composable Rust applications. Use when writing unit tests for reducers, setting up integration tests with real dependencies, using test utilities (TestStore, FixedClock, mocks), working with testcontainers for PostgreSQL/Redpanda, property-based testing, or questions about testing patterns and best practices.

Comprehensive guide for developing full-stack applications using the Django + Vue.js + Flutter starter template.Use this skill when creating new projects from the fullstack-starter-djvurn template, or when working on projects that follow this architecture.Covers: Django app creation, DRF API development, Vue.js components, Flutter mobile development, database migrations,API client generation, testing (TDD), type safety (mypy, TypeScript), code quality enforcement, and Docker-based workflows.Trigger patterns: "create new Django app", "add API endpoint", "build Vue component", "setup Flutter feature","write tests for", "run migrations", "generate API client", "type check", "follow TDD"

This skill should be used when performing local data exploration, profiling, quality analysis, or transformation tasks using DuckDB. It handles CSV, Parquet, and JSON files, provides automated data quality reports, supports complex JSON transformations, and generates interactive HTML reports for data analysis.

Heart rate variability biometrics and emotional awareness training. Expert in HRV analysis, interoception training, biofeedback, and emotional intelligence. Activate on 'HRV', 'heart rate variability', 'alexithymia', 'biofeedback', 'vagal tone', 'interoception', 'RMSSD', 'autonomic nervous system'. NOT for general fitness tracking without HRV focus, simple heart rate monitoring, or diagnosing medical conditions (only licensed professionals diagnose).

Guide for building fullstack applications with Vue 3, FastAPI, Docker, and MySQL. Use this skill when developing or debugging applications using this specific technology stack including frontend (Vue 3, Element Plus, Pinia, Vue Router, Axios, Vite), backend (FastAPI, SQLAlchemy, Pydantic, JWT), containerization (Docker, Docker Compose), database (MySQL 8.0+), RESTful API design, authentication, and deployment workflows.