joemccann

Weekend reliability loop - daily delta-audit of everything merged since the last audited SHA (new findings appended to RELIABILITY_AUDIT.md), then red/green remediation of new P0/P1 findings on a PR branch. Runs unattended on the always-on runner via…

Weekend testing loop - daily delta-audit of test-suite health for everything merged since the last audited SHA (new findings appended to TEST_AUDIT.md), then red/green remediation of new P0/P1 findings on a PR branch. Runs unattended on the always-on runner…

Parallel TDD swarm that ships a new market indicator end to end. Usage - /indicator <data-source> <indicator-name>. Researches the source, writes a spec plus failing tests, fans out three worktree implementer subagents (ingestion, API, chart tab), merges,…

The canonical Radon pattern for shipping a new market indicator end to end (ingestion job, Turso storage, API route, regime chart tab, tests, systemd timer, CI, production verify). Derived from the BREADTH (21c13715, f067491e, 770d4674) and FINRA margin-debt…

Durability contract for long-running agent jobs (harvesters, scrapers, ingest, audits). Use when building or running any job that processes many items over a long horizon, when a job must survive kills/context limits, or when resuming a previously interrupted…

The exact Radon triage playbook for a production incident - reproduce locally, write a FAILING regression test first, fix, run the full test gate, commit a focused single-purpose commit, push once, wait for CI green, verify live in the browser. Use whenever…

Trigram-indexed regex search for large codebases. Loads automatically on startup to accelerate all grep/search operations. Implements sparse n-gram indexing with frequency-weighted trigram decomposition, bloom-filter adjacency masks, and mmap'd posting lists…

Generate styled HTML reports using the Terminal Dashboard theme. Use when the user needs to create an HTML report, dashboard, data visualization, or styled output document. Triggers include requests to "generate a report", "create an HTML file", "make a…

TypeScript and JavaScript expert with deep knowledge of type-level programming, performance optimization, monorepo management, migration strategies, and modern tooling. Use PROACTIVELY for any TypeScript/JavaScript issues including complex type gymnastics,…

Socratic questioning protocol + user communication. MANDATORY for complex requests, new features, or unclear requirements. Includes progress reporting and error handling.

Code review guidelines covering code quality, security, and best practices.

Design thinking and decision-making for web UI. Use when designing components, layouts, color schemes, typography, or creating aesthetic interfaces. Teaches principles, not fixed values.

Automatic quality control, linting, and static analysis procedures. Use after every code modification to ensure syntax correctness and project standards. Triggers onKeywords: lint, format, check, validate, types, static analysis.

MCP (Model Context Protocol) server building principles. Tool design, resource patterns, best practices.

4-phase systematic debugging methodology with root cause analysis and evidence-based verification. Use when debugging complex issues.

Testing patterns and principles. Unit, integration, mocking strategies.

Show native macOS UI from scripts and agents — dialogs, forms, visualizations, floating widgets, cursor companions. Use when you need to display HTML to the user, collect input, show a chart, render markdown, or create any visual interaction without a browser.

Send branded macOS notifications with custom app icon using terminal-notifier. Use when implementing native Notification Center integration with custom branding.

Best practices and example-driven guidance for building SwiftUI views and components. Use when creating or refactoring SwiftUI UI, designing tab architecture with TabView, composing screens, or needing component-specific patterns and examples.

Use this skill when planning, auditing, or refining the assistant UX in the native macOS client, especially setup, settings, chat trust surfaces, prompt wrappers, and command transparency.

Use this skill when planning, auditing, or implementing Metal-backed macOS desktop surfaces, especially hybrid SwiftUI/AppKit plus MetalKit apps, shader packaging, MTKView integration, and Metal toolchain setup.

Run an autonomous browser agent to complete a task on a website

Take a screenshot of a webpage using the streaming browser

Start a streaming browser session with real-time visual feedback

Institutional-grade Python backtesting framework builder for Codex. Use this skill whenever the user mentions backtesting, quant strategy, alpha model, trading system, signal engine, portfolio backtest, walk-forward optimization, strategy performance, Sharpe…

Use this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, combining or merging multiple PDFs into one, splitting PDFs apart, rotating pages, adding watermarks, creating new PDFs, filling…

Semantic web search, similar page discovery, and content extraction via Exa AI API. Use when the user needs meaning-based search (not keyword matching), wants to find pages similar to a URL, or needs clean content extraction from web pages. Requires…

Create beautiful visual art in .png and .pdf documents using design philosophy. Use this skill when the user asks to create a poster, piece of art, design, or other static visual piece. Creates original visual designs with expert-level craftsmanship, never…

xAI Grok APIs for image generation, chat, vision, live search, and video. Use when the user asks to use Grok, xAI, or Grok Imagine for generating images, chatting with Grok, analyzing images with Grok Vision, searching the web/news/X with Grok, or generating…