cypherpoet-git-hygiene

Comprehensive Excalidraw mastery: authoring .excalidraw scene files by hand (the JSON format, element model, arrow/text binding, and a diagrams-that-argue design methodology), plus the @excalidraw/excalidraw developer API (React component, initialData, the convertToExcalidrawElements skeleton API, restore, SVG/PNG/clipboard export, and Mermaid-to-Excalidraw), shipped with scripts to validate a scene, render it to PNG, and insert icon-library elements — grounded in the official Excalidraw documentation.

SVG optimization and cleanup.

React Three Fiber (R3F) + drei tooling for declarative Three.js in React.

iOS App Store publishing best practices.

Apple app icons end to end: design one that converts in the App Store (tap-through, audit, A/B testing) and ship it correctly — Icon Composer Liquid Glass .icon plus an appiconset fallback for older OS versions.

Blender mastery — modeling, materials, rigging, geometry nodes, rendering, and export via bpy, driven through the official Blender MCP server or the headless CLI.

Three.js / WebGPU / WebGL tooling.

Harvest a session's learnings into their right homes: a memory, a suggested repo edit (CLAUDE.md/AGENTS.md, docs, or a hook), or a PR that improves one of your own agent skills.

Maintain a project's CHANGELOG.md in Keep-a-Changelog format.

Look up answers about Claude Code features and behavior in the official Claude Code documentation.