Backend skills

This skill helps you design robust GraphQL mutations with payloads, input objects, and per-field errors for reliable APIs.

This skill helps you implement HTMX universal patterns for secure, high-UX hypermedia apps by enforcing server-driven HTML responses and proper error handling.

This skill helps you author, review, and refactor OpenFGA authorization models using best practices across core concepts, relations, and SDK usage.

This skill quizzes you on AI-generated code to improve prompting, accuracy, and understanding before committing changes.

This skill helps you generate deterministic EVM deposit addresses offline using XPUB and CREATE2, enabling secure, keyless address derivation for deployment

This skill helps you implement Sign-In with Ethereum using viem v2, covering nonce handling, message verification, and secure session management.

This skill helps you work with Hugging Face Hub APIs and SDKs to manage models, datasets, spaces, and automation efficiently.

This skill helps you master the Gin web framework for routing, middleware, binding, and testing to build fast, reliable Go APIs.

This skill explains the Agent Runtime purpose, architecture, and value, outlining how it orchestrates isolated AI agent workloads and streams data to apps.

This skill helps you write secure Viem-based Ethereum tooling by guiding client setup, ABI typing, and safe contract interactions.

This skill helps you fetch and filter Motion Creative Insights data quickly by constructing precise API queries and returning organized results.

This skill helps you build fast, full-stack Bun.js and Elysia.js apps with practical setup, routing, validation, and migrations.

This skill unifies signing across AWS KMS, GCP KMS, Ledger, Trezor, Turnkey, and local accounts via Viem v2, simplifying secure signing.

This skill helps you brainstorm architecture decisions, trade-offs, and feasible solutions with brutal honesty and pragmatic prioritization.

This skill helps you implement advanced sweeping and transaction strategies using Viem v2, enabling gasless, scalable transfers and wallet delegation.

This skill helps you manage Czech invoicing with Fakturoid, enabling create, retrieve, and track invoices, contacts, expenses efficiently.

This skill helps you backfill historical Stripe data into PostgreSQL using stripe-sync-engine for efficient, scalable data recovery.

This skill helps you quickly find and reference Ant Design Pro Components guidance, docs links, and usage scenarios for faster backend/admin UI development.

This skill helps you design and review protobuf schemas for backwards compatibility and style compliance across services.

This skill helps design MCP resources for LLM consumption by generating structured resource files and routing patterns.

This skill helps you gracefully close Amp sessions by gathering context, reflecting insights, deciding immediate vs future actions, and generating