React 19 introduces new async patterns and migration requirements. This skill guides implementation with Actions, Server Components, hooks, security practices, and upgrade examples.

Next.js 16 changes routing, caching, middleware, and build defaults. This skill gives Claude, Codex, and Claude Code practical setup, migration, and architecture guidance.

Stacked pull requests are difficult to create, reorder, synchronize, and submit with confidence. This skill provides Graphite CLI guidance from setup through collaboration.

TypeScript projects often develop inconsistent types, documentation, and validation workflows. This skill applies strict conventions and practical review checks for safer, maintainable code.

Inconsistent commits and pull requests slow reviews and create unclear history. This skill provides practical formats, checklists, and Git workflow guidance.

Shell scripts often fail because of weak validation, quoting, and error handling. This skill provides practical patterns for reliable Bash development and review.

Applications need a controlled process for granting access to protected features. This skill guides backend approval checks, admin decisions, and frontend approval workflows.

Adding card payments requires coordinated backend, frontend, and routing work. This skill provides a practical Stripe Checkout pattern for Caffeine AI applications.

Camera-based QR scanning requires coordinated camera controls, decoding state, history, and error handling. This skill provides a React hook contract and an implementation pattern for a usable scanner interface.

Direct X API integration can expose bearer tokens, multiply outcall costs, and mishandle optional fields. This skill provides Motoko architecture, OAuth guidance, frontend flows, and x-client patterns for secure per-user posting.

Structured canister data is difficult for intelligence agents to query safely. This skill adds OQL entities, schema discovery, query execution, relationships, and per-entity authorization.

Direct OpenAI calls from Internet Computer canisters can expose credentials and multiply charges. This skill provides typed Motoko patterns for safer chat integration.

Large files need storage beyond Internet Computer canister limits. This skill guides Caffeine AI projects through backend integration, browser uploads, cached display, downloads, and troubleshooting.

Backend canisters need a reliable way to call external APIs. This skill shows how to use the Caffeine AI outcall module for GET and POST requests.

Unverified addresses can weaken account trust and communication. This skill guides Caffeine AI developers through click-to-verify flows using supported Motoko modules.

Connecting React applications to Internet Computer backends requires coordinated authentication, actor, query, and storage setup. This skill provides proven integration and migration guidance for that foundation.

Web camera integration requires permission handling, preview state, and device controls. This skill guides Claude, Codex, and Claude Code through the provided React hook.

Applications need consistent authentication and role checks across Motoko backends and React frontends. This skill provides Caffeine AI patterns for protected endpoints, profiles, login state, and migrations.

Gmail integrations require careful OAuth, token storage, and callback handling. This skill provides a complete Motoko and frontend recipe for connecting accounts and sending email.

Google Calendar integrations require careful OAuth, token, and time handling. This skill provides a Motoko recipe for authenticated event access, availability checks, and callback routing.