ing

Use when implementing Network.framework connections (NWConnection, NetworkConnection), debugging connection failures, migrating from sockets/URLSession…

Debug applications using the dbg CLI debugger. Supports Node.js (V8/CDP), Bun (WebKit/JSC), and native code via LLDB (DAP). Use when: (1) investigating runtime bugs by stepping through code, (2) inspecting variable values at specific execution points, (3) setting breakpoints and conditional breakpoints, (4) evaluating expressions in a paused context, (5) hot-patching code without restarting (JS/TS), (6) debugging test failures by attaching to a running process, (7) debugging C/C++/Rust/Swift with LLDB, (8) any task where understanding runtime behavior requires a debugger. Triggers: "debug this", "set a breakpoint", "step through", "inspect variables", "why is this value wrong", "trace execution", "attach debugger", "runtime error", "segfault", "core dump".

Handle cross-border orders with customs form generation, duties and taxes estimation, HS code assignment, and restricted items blocking

Use this skill when writing, reviewing, or improving internal engineering documents - RFCs, design docs, post-mortems, runbooks, and knowledge base articles. Triggers on drafting a design proposal, writing an RFC, creating a post-mortem after an incident, building an operational runbook, organizing team knowledge, or improving existing documentation for clarity and completeness.

Advanced SQLModel patterns and comprehensive database migrations with Alembic. Use when creating SQLModel models, defining relationships (one-to-many,…

E-commerce content marketing strategy planner. Generates content calendars, topic ideas, and platform-specific strategies by analyzing customer reviews,…

Use this skill when drafting NDAs, MSAs, SaaS agreements, licensing terms, or redlining contracts. Triggers on contract drafting, NDA, MSA, SaaS agreement, licensing, redlining, terms of service, data processing agreements, and any task requiring commercial contract creation or review.

Implements and debugs browser Proofreader API integrations in JavaScript or TypeScript web apps. Use when adding Proofreader availability checks, monitored…

Use when implementing gesture composition (simultaneous, sequenced, exclusive), adaptive layouts (ViewThatFits, AnyLayout, size classes), or choosing…

Analyzes and optimizes application performance across frontend, backend, and database layers. Use when diagnosing slowness, improving load times, optimizing…

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical…

Coordinate a full Paperclip release across engineering verification, npm, GitHub, smoke testing, and announcement follow-up. Use when leadership asks to ship a release, not merely to discuss versioning.

Design a viable business model for a one-person company using Lean Canvas and a simplified Business Model Canvas. Use when Codex needs to explain the…

Use this skill when setting up CI/CD pipelines, configuring GitHub Actions, implementing deployment strategies, or automating build/test/deploy workflows. Triggers on GitHub Actions, CI pipeline, CD pipeline, deployment automation, blue-green deployment, canary release, rolling update, build matrix, artifacts, and any task requiring continuous integration or delivery setup.

Use this skill when writing headlines, landing page copy, CTAs, email subject lines, or persuasive content. Triggers on copywriting, headlines, landing pages, call to action, persuasion frameworks, AIDA, PAS, value propositions, and any task requiring compelling marketing or sales copy.

Expert product strategist for vision, strategy, and market positioning. Use when defining product vision, assessing product-market fit, sizing market…

Receive and verify Shopify webhooks. Use when setting up Shopify webhook handlers, debugging signature verification, or handling store events like orders/create, products/update, or customers/create.

Design and run effective 1:1 meetings that build trust, develop people, and surface problems early. Covers cadence setup, agenda ownership, conversation…

Organize application environment configuration: `.env` files, env precedence, typed env validation, secret handoff, framework-specific env rules, and config drift between local, staging, CI, and production. Use when the user needs help structuring environment variables, validating required config, separating public/private env values, or cleaning up env-file sprawl. This is the narrower app-config compatibility skill. Route broader runnable-machine, Docker, devcontainer, onboarding, and local-service setup work to `system-environment-setup`.

Creates comprehensive developer onboarding documentation and materials including step-by-step setup guides, first-task assignments, expected time per step,…