Activate when the turn produces a design — system architecture, API contract, data model, component decomposition, or trade-off analysis. Covers the thinking, not the document: when the deliverable is written up (ADR, RFC, design doc), activate core-writing…
Activate when the turn produces substantial prose — docs, copy, proposals, feedback, commit/PR text, or UI strings. Includes documents that record technical work: an ADR, RFC, design doc, postmortem, or migration guide is a written deliverable and needs this…
Activate when the turn changes source, test, or config files. Provides the Research → Strategy → Execution workflow, the complexity budget, and deep-dive companions (testing, debug, observability, refactor, review).
Activate when the turn requires investigation — answering a question, analyzing unfamiliar code, exploring a new domain, comparing options — whether that investigation is the deliverable or only the work needed to reach one. Provides the Scope → Discover →…
Force explicit research mode — Scope → Discover → Synthesize → Plan — with the approval gate before any implementation.
Prepare high-quality git commit messages or comprehensive Pull Request (PR) descriptions based on recent changes.
Systematic diagnosis for broken builds or wrong behavior — reproduce, isolate, hypothesize, fix.
Initialize a project for AI-assisted development. Generates AGENTS.md (universal AI guide) through systematic codebase analysis.