Developer Tools & Repos Agent Skills for DeepSeek Harness

Helps build and extend TypeScript Express APIs using Clean Architecture, inversify dependency injection, Prisma ORM, and Railway…

RESTful API design, error handling, versioning, and best practices.

FastAPI patterns for async APIs, dependency injection, Pydantic request and response models, OpenAPI docs, tests, security, and production…

Use this skill when building MCP (Model Context Protocol) servers with FastMCP in Python.

Upgrade gstack to the latest version.

Use this skill for Next.js App Router patterns, Server Components, Server Actions, Cache Components, and framework-level optimizations.

Comprehensive best practices for building production-grade Next.js applications.

Complete guide for OpenAI's traditional/stateless APIs: Chat Completions (GPT-5, GPT-4o), Embeddings, Images (DALL-E 3), Audio (Whisper +…

Complete guide for OpenAI's Assistants API v2: stateful conversational AI with built-in tools (Code Interpreter, File Search, Function…

This skill provides comprehensive knowledge for working with OpenAI's Responses API, the unified stateful API for building agentic…

Provides expertise for analyzing DWARF debug files and understanding the DWARF debug format/standard (v3-v5).

React performance optimization and best practices.

Expert guidance for developing with the tinystruct Java framework.

Use this skill when building MCP (Model Context Protocol) servers with TypeScript on Cloudflare Workers.

Production-tested setup for Zustand state management in React applications with TypeScript.

Index vanilla DayZ source (Enforce Script, .layout, config.cpp, .rvmat) into a per-user vector database so DayZ agents can do semantic…

Guide for building reliable, fault-tolerant Python applications with DBOS durable workflows.

Redesign bounded contexts, define aggregates, generate context maps, and open the Architecture Decision Record log every later design…

Checks requirements.txt, pyproject.toml, and package.json dependency manifests for surface-level direct-dependency footguns…

Audit all outdated dependencies with detailed research on changelogs, breaking changes, bug fixes, and deprecations.

Design FastMCP 3 tools, providers, transforms, authorization, background work, output contracts, and human approval boundaries for a…