Reusable AI development setup, packaged.
Harness files, Cursor rules, Codex skills, templates, configs, and workflows lifted from real projects.
Cursor Security Templates
`.cursorignore`, `.cursorindexingignore`, `.cursorrules` — battle-tested rule sets to keep secrets out of context.
AI Safe Dev Workspace
DevContainer, ignore rules, agent contracts, PRD/DESIGN templates — the full project boundary in one repo.
PRD/DESIGN Workflow Pack
Markdown templates and agent rules for driving Cursor, Codex, and Claude Code from a single brief.
DevContainer AI Coding Starter
Hardened DevContainer with restricted network, read-only credential mounts, and post-create provisioning.
Next.js AI Coding Starter
Project structure, AI-friendly conventions, MDX content layer, and Pro Pack of agent rules — built for solo developers.
AI Tool Security Checklist
A 32-point printable checklist for auditing your AI coding setup — built for solo developers and small teams.
These AI setup assets are developed with AI assistance for drafting, refactoring, and workflow design. All final structure, configuration choices, security rules, and release decisions are reviewed and maintained by Longsheng.