PR Improver Improve the current branch by running — a dynamic workflow that loops a PR reviewer and a fixer subagent over the branch's changes until a review reports zero critical/major findings. The loop, its ledger, and its guards live in the workflow; this skill derives the scope from the branch diff and relays the outcome. Starting the loop The user provided: (if empty, take base branch and preferences from the conversation). 1. Resolve the branch and its change surface 1. Repo root: . Fail loudly outside a repository. 2. Base: the argument if given, else the repository's default branch (…