Browse skills

Agent governance skill for MCP tool calls — Cedar policy authoring, shadow-to-enforce rollout, and Ed25519 receipt verification.

Practical async patterns using TaskEither - clean pipelines instead of try/catch hell, with real API examples

Functional programming patterns for Node.js/Deno backend development using fp-ts, ReaderTaskEither, and functional dependency injection

Everyday data transformations using functional patterns - arrays, objects, grouping, aggregation, and null-safe access

Quick reference for Either type. Use when user needs error handling, validation, or operations that can fail with typed errors.

Stop throwing everywhere - handle errors as values using Either and TaskEither for cleaner, more predictable code

Quick reference for Option type. Use when user needs to handle nullable values, optional data, or wants to avoid null checks.

Quick reference for pipe and flow. Use when user needs to chain functions, compose operations, or build data pipelines in fp-ts.

A practical, jargon-free guide to functional programming - the 80/20 approach that gets results without the academic overhead

Practical patterns for using fp-ts with React - hooks, state, forms, data fetching. Works with React 18/19, Next.js 14/15.

Comprehensive guide for refactoring imperative TypeScript code to fp-ts functional patterns

Quick reference for TaskEither. Use when user needs async error handling, API calls, or Promise-based operations that can fail.

Handle errors as values using fp-ts Either and TaskEither for cleaner, more predictable TypeScript code. Use when implementing error handling patterns with fp-ts.

A practical, jargon-free guide to fp-ts functional programming - the 80/20 approach that gets results without the academic overhead. Use when writing TypeScript with fp-ts library.

Practical patterns for using fp-ts with React - hooks, state, forms, data fetching. Use when building React apps with functional programming patterns. Works with React 18/19, Next.js 14/15.

Quick reference for fp-ts types. Use when user asks which type to use, needs Option/Either/Task decision help, or wants fp-ts imports.

You are a code migration expert specializing in transitioning codebases between frameworks, languages, versions, and platforms. Generate comprehensive migration plans, automated migration scripts, and

You are a dependency management expert specializing in safe, incremental upgrades of project dependencies. Plan and execute dependency updates with minimal risk, proper testing, and clear migration pa

Orchestrate a comprehensive legacy system modernization using the strangler fig pattern, enabling gradual replacement of outdated components while maintaining continuous business operations through ex

Generate complete Python scripts that build polished PowerPoint decks with python-pptx and real slide content.