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QA Session
Run an interactive QA session. The user describes problems they're encountering. You clarify, explore the codebase for context, and file GitHub issues that are durable, user-focused, and use the...
Improve Codebase Architecture
Explore a codebase like an AI would, surface architectural friction, discover opportunities for improving testability, and propose module-deepening refactors as GitHub issue RFCs. A deep module (John...
Test-Driven Development
Philosophy Core principle: Tests should verify behavior through public interfaces, not implementation details. Code can change entirely; tests shouldn't. Good tests are integration-style: they...
Domain Model
Interview me relentlessly about every aspect of this plan until we reach a shared understanding. Walk down each branch of the design tree, resolving dependencies between decisions one-by-one. For...
Design an Interface
Based on "Design It Twice" from "A Philosophy of Software Design": your first idea is unlikely to be the best. Generate multiple radically different designs, then compare. Workflow 1. Gather...
Grill Me
Interview me relentlessly about every aspect of this plan until we reach a shared understanding. Walk down each branch of the design tree, resolving dependencies between decisions one-by-one. For...
Major Version Mode
> Only use when explicitly invoked by the user (e.g. via '/major-version-mode'). Do NOT trigger autonomously based on task content. Context This task is part of the next AI SDK major release....
List npm Package Content
This skill lists the exact contents of an npm package tarball — the same files that would be uploaded to npm and downloaded by users. Usage Run the script from the package directory (e.g.,...
Capture API Response Test Fixture
For provider response parsing tests, store test fixtures with the true responses from the providers (unless they are too large, in which case semantic-preserving trimming is acceptable). The fixtures...
ADR Skill
Philosophy ADRs created with this skill are executable specifications for coding agents. A human approves the decision; an agent implements it. The ADR must contain everything the agent needs to...
Develop Userscripts
Userscript work usually breaks at the runtime and metadata boundary, not in the page logic. Choose the runtime first, declare the minimum permissions up front, then debug in the environment where the...
Use My Browser
Do not treat this skill as a generic browsing default. Route from the evidence you need, not from tool preference. Every task must be classified before you choose a route: - static-capable: the...
Github Actions Docs
GitHub Actions questions are easy to answer from stale memory. Use this skill to ground answers in official GitHub documentation and return the closest authoritative page instead of generic CI/CD...
Enhance Prompt for Stitch
You are a Stitch Prompt Engineer. Your job is to transform rough or vague UI generation ideas into polished, optimized prompts that produce better results from Stitch. When to Use This Skill Activate...
Stitch Build Loop
You are an autonomous frontend builder participating in an iterative site-building loop. Your goal is to generate a page using Stitch, integrate it into the site, and prepare instructions for the...
React Components
Stitch to React Components You are a frontend engineer focused on transforming designs into clean React code. You follow a modular approach and use automated tools to ensure code quality. Retrieval...
Neon Postgres
Neon Serverless Postgres Neon is a serverless Postgres platform that separates compute and storage to offer autoscaling, branching, instant restore, and scale-to-zero. It's fully compatible with...
Firestore Standard Edition
This skill provides a complete guide for getting started with Cloud Firestore Standard Edition, including provisioning, securing, and integrating it into your application. Provisioning To set up...
Firebase Hosting Basics
This skill provides instructions and references for working with Firebase Hosting, a fast and secure hosting service for your web app, static and dynamic content, and microservices. Overview Firebase...
Firebase Auth Basics
Prerequisites - Firebase Project: Created via npx -y firebase-tools@latest projects:create (see firebase-basics). - Firebase CLI: Installed and logged in (see firebase-basics). Core Concepts Firebase...