Ground every change in the codebase.
code investigation
Maps the real code and data before changes or conclusions, quoting evidence for load-bearing claims.
When to use it
Use when starting any non-trivial change, investigating a bug, or working in unfamiliar code.
It changes how the agent does coding and investigation by grounding claims in repository evidence before work.
What you provide
No additional actions listed in the analysis.
Requires the principal-engineering skill as background.