Context Engineering

using-superpowers is a session-start skill from obra/superpowers that forces skill lookup before any reply, helping agents discover and activate the right workflow first.

subagent-driven-development is a skill for executing implementation plans with a fresh subagent per task, then reviewing each result in two passes: spec compliance first, code quality second. It includes prompt templates for the implementer, spec reviewer, and code quality reviewer.

planning-with-files is a file-based planning skill for multi-step work. It uses markdown files like task_plan.md, notes.md, and a deliverable file to track progress, save research, and keep outputs persistent across sessions.