Developer Tools & Repos Agent Skills for ChatGPT

Route HTTP through Effect boundaries instead of raw fetch.

Fix lint findings that use untyped JavaScript error handling instead of Effect typed failures.

Replace duplicated object API types with types inferred from the runtime value or factory that owns the shape.

Preserve workspace package boundaries. Use when lint flags relative imports that cross package roots.

Remove TypeScript escape hatches. Use when lint flags @ts-nocheck or similar broad type bypasses.

Analyze staged changes and generate a Conventional Commits message.

Author a declarative invariant rule module for `jidoka invariants`.

Guide for writing or reviewing PostHog kea logic files (`*Logic.ts` / `*Logic.tsx`).

Use when cutting a modpack release. Creates <project>/docs/release-changelog.md if absent; appends a new version section with grouped…

Create or modify ryOS backend API routes under api/ using the shared apiHandler wrapper, request-auth, Redis, rate limiting, and CORS…

Master advanced Git workflows including rebasing, cherry-picking, bisect, worktrees, and reflog to maintain clean history and recover from…

Master Go concurrency with goroutines, channels, sync primitives, and context.

Design microservices architectures with service boundaries, event-driven communication, and resilience patterns.

Master C#/.NET backend development patterns for building robust APIs, MCP servers, and enterprise applications.

This skill should be used when the user asks to "scaffold a Bankr SDK project", "create new SDK bot", "build a Bankr web service", "create…

**WORKFLOW SKILL** - Guide for migrating Xamarin.Forms apps to .NET MAUI.

Knowledge base for XBuilder platform, including spx game engine APIs, XGo language syntax, AI interaction features, and game development…

Build and run iOS/macOS apps using xcodebuild and xcrun simctl directly.

Use when encountering BUILD FAILED, test crashes, simulator hangs, stale builds, zombie xcodebuild processes, "Unable to boot simulator"…

Reference — all 20 Xcode MCP tools with parameters, return schemas, and examples

Build and capture SwiftUI previews for visual analysis in Codex.