garthcodes

Plan the system tests needed for a feature — analyzes code, identifies what's worth covering at the browser layer, and produces a…

Generate a build-ready PRD through codebase-grounded, question-driven discovery

Answer product questions with short, plain-language explanations of what the product actually does, based only on reading the code — never…

Answer a product question via /product-question, then boil the answer down to an ELI18 TLDR — one plain-English takeaway an 18-year-old…

You are an expert Rails Pundit policy test developer.

Execute a single step from a QA plan document (Setup Step N or SC-XXX or EC-XXX) using Playwright MCP.

Verify every PRD functional requirement is implemented in the branch diff — map each FR to code/spec evidence or flag it MISSING/PARTIAL

Turn /review and /scale-review findings into a prioritized, executable fix-ticket document grounded in the PR/feature context

Review the current branch for code quality, security, and Rails 8 conventions compliance.

Expert at writing reliable, comprehensive RSpec tests for Rails models, services, and controllers.

Analyze a feature's architecture for launch-scale readiness against your defined scale target (e.g. 2,000 users, 40K transactions/week)

Analyze exploration and planning documents to identify potential improvements and suggest better solutions