Explorar skills

Configure linting, formatting, and editor integration for any stack. Sets up ESLint 9 or Biome for JS/TS, Ruff for Python, golangci-lint for Go, Clippy for Rust, RuboCop for Ruby, or dart analyze for Flutter. Adds Prettier or equivalent formatter, .editorconfig, and VS Code format-on-save. Use when you need to add a linter, fix formatting inconsistencies, migrate from legacy lint tools, or set up

Turn vague implementation requests into testable requirements before coding.

Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always

Address actionable GitHub pull request review feedback. Use when the user wants to inspect unresolved review threads, requested changes, or inline review comments on a PR, then implement selected fixes.

Audit corporate tax compliance systems across jurisdictions. Analyzes tax engine configuration (Avalara, Vertex, ONESOURCE), nexus determination and Wayfair economic nexus tracking, sales/use tax calculation accuracy, federal and state income tax compliance (book-to-tax adjustments, NOL, R&D credits, apportionment), ASC 740 tax provision automation (ETR, deferred tax, uncertain tax positions), tra

Build distinctive, production-grade interfaces with Ralph Wiggum velocity. Ships working code — web or mobile — with modern CSS, fluid typography, purposeful motion, and zero generic AI aesthetics. Use when: 'build UI', 'design this', 'create interface', 'make it look good', 'build screen', 'implement design', 'frontend build', 'design build'.

Automated QA agent that starts the app, walks through every screen and API endpoint, verifies functionality, evaluates modern design and usability, runs domain analysis, and fixes issues found.

Analyze franchise and multi-location unit economics including per-location P&L construction, four-wall EBITDA margins, prime cost optimization, contribution margin analysis, break-even modeling, and store-level ROI calculations. Covers FDD Item 19 benchmarking, revenue decomposition by daypart and channel, cost structure analysis (COGS, labor, occupancy), payback period, IRR, and scenario modeling

Audit workplace risk scoring systems and occupational safety programs -- evaluate job hazard analysis (JHA/JSA) methodology and task-level hazard identification, risk matrix calibration for likelihood and consequence scales, exposure assessment accuracy for chemical, noise, vibration, and heat stress monitoring, PPE adequacy under 29 CFR 1910.132(d) and respirator fit testing per 29 CFR 1910.134,

Analyze demand forecasting systems — time-series decomposition (ARIMA, Prophet, ETS), seasonal and event-driven demand modeling, booking curve and pickup analysis, cancellation prediction, forecast accuracy metrics (MAPE, bias), and model retraining pipelines. Audit forecasting codebases for travel, hospitality, e-commerce, and supply chain planning applications.

Use when facing 2+ independent tasks that can be worked on without shared state or sequential dependencies

Analyze content engagement metrics, audience retention, attribution models, A/B test results, and recommendation engine effectiveness. Use when: 'audit content metrics', 'evaluate recommendation engine', 'review retention curves', 'assess content A/B tests', 'analyze streaming performance', 'check content attribution', 'evaluate personalization quality', 'benchmark content engagement'.